{
  "openapi": "3.1.0",
  "info": {
    "title": "Twilio SendGrid Statistics API",
    "summary": "The Twilio SendGrid Statistics API allows you to retrieve the various statistics related to your email program.",
    "description": "The Twilio SendGrid Statistics API allows you to retrieve the various statistics related to your email program.\n\nTracking your emails is an important part of being a good sender and learning about how your users interact with your email. This includes everything from clicks and opens to looking at which browsers and mailbox providers your customers use.\n\nSendGrid has broken up statistics in specific ways so that you can get at-a-glance data, as well as the details of how your email is being used.\n\nCategory statistics are available for the previous thirteen months only.\n\nSee [**Statistics Overview**](https://docs.sendgrid.com/ui/analytics-and-reporting/stats-overview) for more information.",
    "termsOfService": "https://www.twilio.com/legal/tos",
    "contact": {
      "name": "Twilio SendGrid Support",
      "url": "https://support.sendgrid.com/hc/en-us"
    },
    "license": {
      "name": "MIT",
      "url": "https://code.hq.twilio.com/twilio/sendgrid-oas/blob/main/LICENSE"
    },
    "version": "1.0.0",
    "x-sendgrid": {
      "libraryPackage": "stats"
    },
    "x-jentic-source-url": "https://raw.githubusercontent.com/twilio/sendgrid-oai/main/spec/json/tsg_stats_v3.json"
  },
  "servers": [
    {
      "url": "https://api.sendgrid.com",
      "description": "for global users and subusers"
    },
    {
      "url": "https://api.eu.sendgrid.com",
      "description": "for EU regional subusers"
    }
  ],
  "paths": {
    "/v3/browsers/stats": {
      "get": {
        "operationId": "ListBrowserStat",
        "summary": "Retrieve email statistics by browser.",
        "tags": [
          "Stats"
        ],
        "description": "**This endpoint allows you to retrieve your email statistics segmented by browser type.**\n\n**We only store up to 7 days of email activity in our database.** By default, 500 items will be returned per request via the Advanced Stats API endpoints.\n\nAdvanced Stats provide a more in-depth view of your email statistics and the actions taken by your recipients. You can segment these statistics by geographic location, device type, client type, browser, and mailbox provider. For more information about statistics, please see our [Statistics Overview](https://sendgrid.com/docs/ui/analytics-and-reporting/stats-overview/).",
        "parameters": [
          {
            "name": "browsers",
            "in": "query",
            "description": "The browsers to get statistics for. You can include up to 10 different browsers by including this parameter multiple times.",
            "schema": {
              "type": "string"
            }
          },
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetLimit"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetOffset"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetAggregatedBy"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetStartDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetEndDate"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "date": {
                        "type": "string",
                        "description": "The date that the statistics were gathered."
                      },
                      "stats": {
                        "type": "array",
                        "description": "The list of statistics.",
                        "items": {
                          "type": "object",
                          "properties": {
                            "type": {
                              "type": "string",
                              "description": "The type of segmentation."
                            },
                            "name": {
                              "type": "string",
                              "description": "The name of the specific segmentation."
                            },
                            "metrics": {
                              "$ref": "#/components/schemas/AdvancedStatsClicks"
                            }
                          }
                        }
                      }
                    }
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2014-10-01",
                        "stats": [
                          {
                            "metrics": {
                              "clicks": 0,
                              "unique_clicks": 0
                            },
                            "name": "Chrome",
                            "type": "browser"
                          },
                          {
                            "metrics": {
                              "clicks": 1,
                              "unique_clicks": 1
                            },
                            "name": "Firefox",
                            "type": "browser"
                          }
                        ]
                      },
                      {
                        "date": "2014-10-02",
                        "stats": [
                          {
                            "metrics": {
                              "clicks": 0,
                              "unique_clicks": 0
                            },
                            "name": "Chrome",
                            "type": "browser"
                          },
                          {
                            "metrics": {
                              "clicks": 1,
                              "unique_clicks": 1
                            },
                            "name": "Firefox",
                            "type": "browser"
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/categories": {
      "get": {
        "operationId": "ListCategory",
        "summary": "Retrieve all categories",
        "tags": [
          "Categories"
        ],
        "description": "**This endpoint allows you to retrieve a paginated list of all of your categories.**\n\nYou can use the `limit` query parameter to set the page size. If your list contains more items than the page size permits, you can make multiple requests. Use the `offset` query parameter to control the position in the list from which to start retrieving additional items.",
        "parameters": [
          {
            "name": "limit",
            "in": "query",
            "description": "`limit` sets the page size, i.e. maximum number of items from the list to be returned for a single API request. If omitted, the default page size is used.",
            "schema": {
              "type": "integer",
              "minimum": 1,
              "default": 50
            }
          },
          {
            "name": "category",
            "in": "query",
            "description": "Allows you to perform a prefix search on this particular category.",
            "schema": {
              "type": "string"
            }
          },
          {
            "$ref": "#/components/parameters/PaginationCommonOffset"
          },
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "category": {
                        "type": "string",
                        "description": "A category used to group emails by broad topic."
                      }
                    },
                    "required": [
                      "category"
                    ]
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "category": "category 1"
                      },
                      {
                        "category": "category 2"
                      }
                    ]
                  }
                }
              }
            }
          },
          "400": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "object",
                  "properties": {
                    "errors": {
                      "type": "array",
                      "description": "The error returned.",
                      "items": {
                        "type": "object",
                        "properties": {
                          "field": {
                            "type": "string"
                          },
                          "message": {
                            "type": "string",
                            "description": "A message explaining why your categories could not be retrieved."
                          }
                        },
                        "required": [
                          "field",
                          "message"
                        ]
                      }
                    }
                  }
                },
                "examples": {
                  "response": {
                    "value": {
                      "errors": [
                        {
                          "field": "sort_by",
                          "message": "invalid sort value"
                        }
                      ]
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/categories/stats": {
      "get": {
        "operationId": "ListCategoryStat",
        "summary": "Retrieve Email Statistics for Categories",
        "tags": [
          "Categories"
        ],
        "description": "**This endpoint allows you to retrieve all of your email statistics for each of your categories.**\n\nIf you do not define any query parameters, this endpoint will return a sum for each category in groups of 10.",
        "parameters": [
          {
            "name": "start_date",
            "in": "query",
            "description": "The starting date of the statistics to retrieve. Must follow format YYYY-MM-DD",
            "required": true,
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "end_date",
            "in": "query",
            "description": "The end date of the statistics to retrieve. Defaults to today. Must follow format YYYY-MM-DD.",
            "required": false,
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "categories",
            "in": "query",
            "description": "The individual categories that you want to retrieve statistics for. You may include up to 10 different categories.",
            "required": true,
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "aggregated_by",
            "in": "query",
            "description": "How to group the statistics. Must be either \"day\", \"week\", or \"month\".",
            "required": false,
            "schema": {
              "type": "string",
              "$ref": "#/components/schemas/AggregatedBy"
            }
          },
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "$ref": "#/components/schemas/CategoryStats"
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2015-10-01",
                        "stats": [
                          {
                            "type": "category",
                            "name": "docs",
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          },
                          {
                            "type": "category",
                            "name": "mattscategory",
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-01",
                        "stats": [
                          {
                            "type": "category",
                            "name": "docs",
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          },
                          {
                            "type": "category",
                            "name": "mattscategory",
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/categories/stats/sums": {
      "get": {
        "operationId": "ListCategoryStatSum",
        "summary": "Retrieve sums of email stats for each category.",
        "tags": [
          "Categories"
        ],
        "description": "**This endpoint allows you to retrieve the total sum of each email statistic for every category over the given date range.**\n\nIf you do not define any query parameters, this endpoint will return a sum for each category in groups of 10.",
        "parameters": [
          {
            "name": "sort_by_metric",
            "in": "query",
            "description": "The metric that you want to sort by.  Must be a single metric.",
            "required": false,
            "schema": {
              "type": "string",
              "default": "delivered"
            }
          },
          {
            "name": "sort_by_direction",
            "in": "query",
            "description": "The direction you want to sort.",
            "required": false,
            "schema": {
              "type": "string",
              "default": "desc",
              "$ref": "#/components/schemas/SortByDirection"
            }
          },
          {
            "name": "start_date",
            "in": "query",
            "description": "The starting date of the statistics to retrieve. Must follow format YYYY-MM-DD.",
            "required": true,
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "end_date",
            "in": "query",
            "description": "The end date of the statistics to retrieve. Defaults to today. Must follow format YYYY-MM-DD.",
            "required": false,
            "schema": {
              "type": "string"
            }
          },
          {
            "name": "limit",
            "in": "query",
            "description": "Limits the number of results returned.",
            "required": false,
            "schema": {
              "type": "integer",
              "default": 5
            }
          },
          {
            "name": "offset",
            "in": "query",
            "description": "The point in the list to begin retrieving results.",
            "required": false,
            "schema": {
              "type": "integer",
              "default": 0
            }
          },
          {
            "name": "aggregated_by",
            "in": "query",
            "description": "How to group the statistics. Must be either \"day\", \"week\", or \"month\".",
            "required": false,
            "schema": {
              "type": "string",
              "$ref": "#/components/schemas/AggregatedBy1"
            }
          },
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/CategoryStats"
                },
                "examples": {
                  "response": {
                    "value": {
                      "date": "2015-01-01",
                      "stats": [
                        {
                          "metrics": {
                            "blocks": 0,
                            "bounce_drops": 0,
                            "bounces": 0,
                            "clicks": 20,
                            "deferred": 0,
                            "delivered": 20,
                            "invalid_emails": 0,
                            "opens": 20,
                            "processed": 0,
                            "requests": 20,
                            "spam_report_drops": 0,
                            "spam_reports": 0,
                            "unique_clicks": 20,
                            "unique_opens": 20,
                            "unsubscribe_drops": 0,
                            "unsubscribes": 20
                          },
                          "name": "cat1",
                          "type": "category"
                        },
                        {
                          "metrics": {
                            "blocks": 1,
                            "bounce_drops": 0,
                            "bounces": 0,
                            "clicks": 19,
                            "deferred": 0,
                            "delivered": 19,
                            "invalid_emails": 0,
                            "opens": 19,
                            "processed": 0,
                            "requests": 20,
                            "spam_report_drops": 0,
                            "spam_reports": 0,
                            "unique_clicks": 19,
                            "unique_opens": 19,
                            "unsubscribe_drops": 0,
                            "unsubscribes": 19
                          },
                          "name": "cat2",
                          "type": "category"
                        },
                        {
                          "metrics": {
                            "blocks": 0,
                            "bounce_drops": 0,
                            "bounces": 0,
                            "clicks": 5,
                            "deferred": 0,
                            "delivered": 5,
                            "invalid_emails": 0,
                            "opens": 5,
                            "processed": 0,
                            "requests": 5,
                            "spam_report_drops": 0,
                            "spam_reports": 0,
                            "unique_clicks": 5,
                            "unique_opens": 5,
                            "unsubscribe_drops": 0,
                            "unsubscribes": 5
                          },
                          "name": "cat3",
                          "type": "category"
                        },
                        {
                          "metrics": {
                            "blocks": 0,
                            "bounce_drops": 0,
                            "bounces": 0,
                            "clicks": 6,
                            "deferred": 0,
                            "delivered": 5,
                            "invalid_emails": 0,
                            "opens": 6,
                            "processed": 0,
                            "requests": 5,
                            "spam_report_drops": 0,
                            "spam_reports": 0,
                            "unique_clicks": 5,
                            "unique_opens": 5,
                            "unsubscribe_drops": 0,
                            "unsubscribes": 6
                          },
                          "name": "cat4",
                          "type": "category"
                        },
                        {
                          "metrics": {
                            "blocks": 10,
                            "bounce_drops": 0,
                            "bounces": 0,
                            "clicks": 0,
                            "deferred": 0,
                            "delivered": 0,
                            "invalid_emails": 0,
                            "opens": 0,
                            "processed": 0,
                            "requests": 10,
                            "spam_report_drops": 0,
                            "spam_reports": 0,
                            "unique_clicks": 0,
                            "unique_opens": 0,
                            "unsubscribe_drops": 0,
                            "unsubscribes": 0
                          },
                          "name": "cat5",
                          "type": "category"
                        }
                      ]
                    }
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/clients/stats": {
      "get": {
        "operationId": "ListClientStat",
        "summary": "Retrieve email statistics by client type.",
        "tags": [
          "Stats"
        ],
        "description": "**This endpoint allows you to retrieve your email statistics segmented by client type.**\n\n**We only store up to 7 days of email activity in our database.** By default, 500 items will be returned per request via the Advanced Stats API endpoints.\n\nAdvanced Stats provide a more in-depth view of your email statistics and the actions taken by your recipients. You can segment these statistics by geographic location, device type, client type, browser, and mailbox provider. For more information about statistics, please see our [Statistics Overview](https://sendgrid.com/docs/ui/analytics-and-reporting/stats-overview/).",
        "parameters": [
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedStatsBaseQueryStringsStartDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedStatsBaseQueryStringsEndDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedStatsBaseQueryStringsAggregatedBy"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "date": {
                        "type": "string",
                        "description": "The date that the statistics were gathered."
                      },
                      "stats": {
                        "type": "array",
                        "description": "The list of statistics.",
                        "items": {
                          "type": "object",
                          "properties": {
                            "type": {
                              "type": "string",
                              "description": "The type of segmentation."
                            },
                            "name": {
                              "type": "string",
                              "description": "The name of the specific segmentation."
                            },
                            "metrics": {
                              "$ref": "#/components/schemas/AdvancedStatsOpens"
                            }
                          }
                        }
                      }
                    }
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2014-10-01",
                        "stats": [
                          {
                            "metrics": {
                              "opens": 1,
                              "unique_opens": 1
                            },
                            "name": "Gmail",
                            "type": "client"
                          }
                        ]
                      },
                      {
                        "date": "2014-10-02",
                        "stats": [
                          {
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            },
                            "name": "Gmail",
                            "type": "client"
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/clients/{client_type}/stats": {
      "parameters": [
        {
          "name": "client_type",
          "in": "path",
          "description": "Specifies the type of client to retrieve stats for. Must be either \"phone\", \"tablet\", \"webmail\", or \"desktop\".",
          "required": true,
          "schema": {
            "type": "string",
            "$ref": "#/components/schemas/ClientType"
          }
        }
      ],
      "get": {
        "operationId": "GetClientStat",
        "summary": "Retrieve stats by a specific client type.",
        "tags": [
          "Stats"
        ],
        "description": "**This endpoint allows you to retrieve your email statistics segmented by a specific client type.**\n\n**We only store up to 7 days of email activity in our database.** By default, 500 items will be returned per request via the Advanced Stats API endpoints.\n\n### Available Client Types\n- phone\n- tablet\n- webmail\n- desktop\n\nAdvanced Stats provide a more in-depth view of your email statistics and the actions taken by your recipients. You can segment these statistics by geographic location, device type, client type, browser, and mailbox provider. For more information about statistics, please see our [Statistics Overview](https://sendgrid.com/docs/ui/analytics-and-reporting/stats-overview/).",
        "parameters": [
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedStatsBaseQueryStringsStartDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedStatsBaseQueryStringsEndDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedStatsBaseQueryStringsAggregatedBy"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "date": {
                        "type": "string",
                        "description": "The date that the statistics were gathered."
                      },
                      "stats": {
                        "type": "array",
                        "description": "The list of statistics.",
                        "items": {
                          "type": "object",
                          "properties": {
                            "type": {
                              "type": "string",
                              "description": "The type of segmentation."
                            },
                            "name": {
                              "type": "string",
                              "description": "The name of the specific segmentation."
                            },
                            "metrics": {
                              "$ref": "#/components/schemas/AdvancedStatsOpens"
                            }
                          }
                        }
                      }
                    }
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2014-10-01",
                        "stats": [
                          {
                            "metrics": {
                              "opens": 1,
                              "unique_opens": 1
                            },
                            "name": "Gmail",
                            "type": "client"
                          }
                        ]
                      },
                      {
                        "date": "2014-10-02",
                        "stats": [
                          {
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            },
                            "name": "Gmail",
                            "type": "client"
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/devices/stats": {
      "get": {
        "operationId": "ListDeviceStat",
        "summary": "Retrieve email statistics by device type.",
        "tags": [
          "Stats"
        ],
        "description": "**This endpoint allows you to retrieve your email statistics segmented by the device type.**\n\n**We only store up to 7 days of email activity in our database.** By default, 500 items will be returned per request via the Advanced Stats API endpoints.\n\n## Available Device Types\n| **Device** | **Description** | **Example** |\n|---|---|---|\n| Desktop | Email software on desktop computer. | I.E., Outlook, Sparrow, or Apple Mail. |\n| Webmail |\tA web-based email client. | I.E., Yahoo, Google, AOL, or Outlook.com. |\n| Phone | A smart phone. | iPhone, Android, Blackberry, etc.\n| Tablet | A tablet computer. | iPad, android based tablet, etc. |\n| Other | An unrecognized device. |\n\nAdvanced Stats provide a more in-depth view of your email statistics and the actions taken by your recipients. You can segment these statistics by geographic location, device type, client type, browser, and mailbox provider. For more information about statistics, please see our [Statistics Overview](https://sendgrid.com/docs/ui/analytics-and-reporting/stats-overview/).",
        "parameters": [
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetLimit"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetOffset"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetAggregatedBy"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetStartDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetEndDate"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "date": {
                        "type": "string",
                        "description": "The date that the statistics were gathered."
                      },
                      "stats": {
                        "type": "array",
                        "description": "The list of statistics.",
                        "items": {
                          "type": "object",
                          "properties": {
                            "type": {
                              "type": "string",
                              "description": "The type of segmentation."
                            },
                            "name": {
                              "type": "string",
                              "description": "The name of the specific segmentation."
                            },
                            "metrics": {
                              "$ref": "#/components/schemas/AdvancedStatsOpens"
                            }
                          }
                        }
                      }
                    }
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2015-10-11",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-12",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-13",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-14",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-15",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-16",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-17",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-18",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-19",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-20",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-21",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 1,
                              "unique_opens": 1
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-22",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-23",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-24",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-25",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-26",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 2,
                              "unique_opens": 2
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-27",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-28",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-29",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-30",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-31",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-01",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-02",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-03",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-04",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-05",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-06",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-07",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-08",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-09",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-10",
                        "stats": [
                          {
                            "type": "device",
                            "name": "Webmail",
                            "metrics": {
                              "opens": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/geo/stats": {
      "get": {
        "operationId": "ListGeoStat",
        "summary": "Retrieve email statistics by country and state/province.",
        "tags": [
          "Stats"
        ],
        "description": "**This endpoint allows you to retrieve your email statistics segmented by country and state/province.**\n\n**We only store up to 7 days of email activity in our database.** By default, 500 items will be returned per request via the Advanced Stats API endpoints.\n\nAdvanced Stats provide a more in-depth view of your email statistics and the actions taken by your recipients. You can segment these statistics by geographic location, device type, client type, browser, and mailbox provider. For more information about statistics, please see our [User Guide](https://wwww.twilio.com/docs/sendgrid/ui/analytics-and-reporting/stats-overview).",
        "parameters": [
          {
            "name": "country",
            "in": "query",
            "description": "The country you would like to see statistics for. Currently only supported for US and CA.",
            "schema": {
              "type": "string",
              "$ref": "#/components/schemas/Country"
            }
          },
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetLimit"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetOffset"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetAggregatedBy"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetStartDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetEndDate"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "date": {
                        "type": "string",
                        "description": "The date that the statistics were gathered."
                      },
                      "stats": {
                        "type": "array",
                        "description": "The list of statistics.",
                        "items": {
                          "type": "object",
                          "properties": {
                            "type": {
                              "type": "string",
                              "description": "The type of segmentation."
                            },
                            "name": {
                              "type": "string",
                              "description": "The name of the specific segmentation."
                            },
                            "metrics": {
                              "$ref": "#/components/schemas/AdvancedStatsClicksOpens"
                            }
                          }
                        }
                      }
                    }
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2015-10-11",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-12",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-13",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-14",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-15",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-16",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-17",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-18",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-19",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-20",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-21",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 1,
                              "unique_clicks": 0,
                              "unique_opens": 1
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-22",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-23",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-24",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-25",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-26",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-27",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-28",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-29",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-30",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-31",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-01",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-02",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-03",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-04",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-05",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-06",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-07",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-08",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-09",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-10",
                        "stats": [
                          {
                            "type": "province",
                            "name": "TX",
                            "metrics": {
                              "clicks": 0,
                              "opens": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/mailbox_providers/stats": {
      "get": {
        "operationId": "ListMailboxProviderStat",
        "summary": "Retrieve email statistics by mailbox provider.",
        "tags": [
          "Stats"
        ],
        "description": "**This endpoint allows you to retrieve your email statistics segmented by recipient mailbox provider.**\n\n**We only store up to 7 days of email activity in our database.** By default, 500 items will be returned per request via the Advanced Stats API endpoints.\n\nAdvanced Stats provide a more in-depth view of your email statistics and the actions taken by your recipients. You can segment these statistics by geographic location, device type, client type, browser, and mailbox provider. For more information about statistics, please see our [Statistics Overview](https://sendgrid.com/docs/ui/analytics-and-reporting/stats-overview/).",
        "parameters": [
          {
            "name": "mailbox_providers",
            "in": "query",
            "description": "The mail box providers to get statistics for. You can include up to 10 by including this parameter multiple times.",
            "schema": {
              "type": "string"
            }
          },
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetLimit"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetOffset"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetAggregatedBy"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetStartDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetEndDate"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "date": {
                        "type": "string",
                        "description": "The date that the statistics were gathered."
                      },
                      "stats": {
                        "type": "array",
                        "description": "The list of statistics.",
                        "items": {
                          "type": "object",
                          "properties": {
                            "type": {
                              "type": "string",
                              "description": "The type of segmentation."
                            },
                            "name": {
                              "type": "string",
                              "description": "The name of the specific segmentation."
                            },
                            "metrics": {
                              "$ref": "#/components/schemas/AdvancedStatsMailboxProvider"
                            }
                          }
                        }
                      }
                    }
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2015-10-11",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-12",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-13",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-14",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-15",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-16",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-17",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-18",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-19",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-20",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-21",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 1,
                              "drops": 0,
                              "opens": 1,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 1
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-22",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-23",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-24",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-25",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-26",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 2,
                              "drops": 0,
                              "opens": 2,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 2
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-27",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-28",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-29",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-30",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-10-31",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-01",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-02",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-03",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-04",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-05",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-06",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-07",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-08",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-09",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-10",
                        "stats": [
                          {
                            "type": "mailbox_provider",
                            "name": "Gmail",
                            "metrics": {
                              "blocks": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "drops": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0
                            }
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    },
    "/v3/stats": {
      "get": {
        "operationId": "ListStat",
        "summary": "Retrieve global email statistics",
        "tags": [
          "Stats"
        ],
        "description": "**This endpoint allows you to retrieve all of your global email statistics between a given date range.**\n\nParent accounts can see either aggregated stats for the parent account or aggregated stats for a subuser specified in the `on-behalf-of` header. Subuser accounts will see only their own stats.",
        "parameters": [
          {
            "$ref": "#/components/parameters/OnBehalfOf"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetLimit"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetOffset"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetAggregatedBy"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetStartDate"
          },
          {
            "$ref": "#/components/parameters/StatsAdvancedQueryStringsLimitOffsetEndDate"
          }
        ],
        "responses": {
          "200": {
            "description": "",
            "content": {
              "application/json": {
                "schema": {
                  "type": "array",
                  "items": {
                    "type": "object",
                    "properties": {
                      "date": {
                        "type": "string",
                        "description": "The date the stats were gathered."
                      },
                      "stats": {
                        "type": "array",
                        "description": "The individual email activity stats.",
                        "items": {
                          "type": "object",
                          "properties": {
                            "metrics": {
                              "$ref": "#/components/schemas/StatsAdvancedGlobalStats"
                            }
                          }
                        }
                      }
                    },
                    "required": [
                      "date",
                      "stats"
                    ]
                  }
                },
                "examples": {
                  "response": {
                    "value": [
                      {
                        "date": "2015-11-03",
                        "stats": [
                          {
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-04",
                        "stats": [
                          {
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-05",
                        "stats": [
                          {
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-06",
                        "stats": [
                          {
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-07",
                        "stats": [
                          {
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-08",
                        "stats": [
                          {
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      },
                      {
                        "date": "2015-11-09",
                        "stats": [
                          {
                            "metrics": {
                              "blocks": 0,
                              "bounce_drops": 0,
                              "bounces": 0,
                              "clicks": 0,
                              "deferred": 0,
                              "delivered": 0,
                              "invalid_emails": 0,
                              "opens": 0,
                              "processed": 0,
                              "requests": 0,
                              "spam_report_drops": 0,
                              "spam_reports": 0,
                              "unique_clicks": 0,
                              "unique_opens": 0,
                              "unsubscribe_drops": 0,
                              "unsubscribes": 0
                            }
                          }
                        ]
                      }
                    ]
                  }
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "schemas": {
      "AdvancedStatsClicks": {
        "title": "Stats: Advanced Stats with Clicks",
        "type": "object",
        "description": "The individual events and their stats.",
        "properties": {
          "clicks": {
            "type": "integer",
            "description": "The number of links that were clicked in your emails."
          },
          "unique_clicks": {
            "type": "integer",
            "description": "The number of unique recipients who clicked links in your emails."
          }
        }
      },
      "AdvancedStatsOpens": {
        "title": "Stats: Advanced Stats with Opens",
        "type": "object",
        "description": "The individual events and their stats.",
        "properties": {
          "opens": {
            "type": "integer",
            "description": "The total number of times your emails were opened by recipients."
          },
          "unique_opens": {
            "type": "integer",
            "description": "The number of unique recipients who opened your emails."
          }
        }
      },
      "AdvancedStatsMailboxProvider": {
        "title": "Stats: Advanced Stats for Mailbox Provider",
        "description": "The individual events and their stats.",
        "type": "object",
        "properties": {
          "blocks": {
            "type": "integer",
            "description": "The number of emails that were not allowed to be delivered by ISPs."
          },
          "bounces": {
            "type": "integer",
            "description": "The number of emails that bounced instead of being delivered."
          },
          "deferred": {
            "type": "integer",
            "description": "The number of emails that temporarily could not be delivered."
          },
          "delivered": {
            "type": "integer",
            "description": "The number of emails SendGrid was able to confirm were actually delivered to a recipient."
          },
          "drops": {
            "type": "integer",
            "description": "The number of emails that were not delivered due to the recipient email address being on a suppression list."
          },
          "requests": {
            "type": "integer",
            "description": "The number of emails that were requested to be delivered."
          },
          "processed": {
            "type": "integer",
            "description": "Requests from your website, application, or mail client via SMTP Relay or the Web API that SendGrid processed."
          },
          "spam_reports": {
            "type": "integer",
            "description": "The number of recipients who marked your email as spam."
          }
        }
      },
      "CategoryStats": {
        "title": "Stats: Category Stats",
        "type": "object",
        "properties": {
          "date": {
            "type": "string",
            "description": "The date the statistics were gathered."
          },
          "stats": {
            "type": "array",
            "items": {
              "type": "object",
              "properties": {
                "metrics": {
                  "type": "object",
                  "properties": {
                    "blocks": {
                      "type": "integer",
                      "description": "The number of emails that were not allowed to be delivered by ISPs."
                    },
                    "bounce_drops": {
                      "type": "integer",
                      "description": "The number of emails that were dropped because of a bounce."
                    },
                    "bounces": {
                      "type": "integer",
                      "description": "The number of emails that bounced instead of being delivered."
                    },
                    "clicks": {
                      "type": "integer",
                      "description": "The number of links that were clicked."
                    },
                    "deferred": {
                      "type": "integer",
                      "description": "The number of emails that temporarily could not be delivered."
                    },
                    "delivered": {
                      "type": "integer",
                      "description": "The number of emails SendGrid was able to confirm were actually delivered to a recipient."
                    },
                    "invalid_emails": {
                      "type": "integer",
                      "description": "The number of recipients who had malformed email addresses or whose mail provider reported the address as invalid."
                    },
                    "opens": {
                      "type": "integer",
                      "description": "The total number of times your emails were opened by recipients."
                    },
                    "processed": {
                      "type": "integer",
                      "description": "Requests from your website, application, or mail client via SMTP Relay or the API that SendGrid processed."
                    },
                    "requests": {
                      "type": "integer",
                      "description": "The number of emails that were requested to be delivered."
                    },
                    "spam_report_drops": {
                      "type": "integer",
                      "description": "The number of emails that were dropped due to a recipient previously marking your emails as spam."
                    },
                    "spam_reports": {
                      "type": "integer",
                      "description": "The number of recipients who marked your email as spam."
                    },
                    "unique_clicks": {
                      "type": "integer",
                      "description": "The number of unique recipients who clicked links in your emails."
                    },
                    "unique_opens": {
                      "type": "integer",
                      "description": "The number of unique recipients who opened your emails."
                    },
                    "unsubscribe_drops": {
                      "type": "integer",
                      "description": "The number of emails dropped due to a recipient unsubscribing from your emails."
                    },
                    "unsubscribes": {
                      "type": "integer",
                      "description": "The number of recipients who unsubscribed from your emails."
                    }
                  },
                  "required": [
                    "blocks",
                    "bounce_drops",
                    "bounces",
                    "clicks",
                    "deferred",
                    "delivered",
                    "invalid_emails",
                    "opens",
                    "processed",
                    "requests",
                    "spam_report_drops",
                    "spam_reports",
                    "unique_clicks",
                    "unique_opens",
                    "unsubscribe_drops",
                    "unsubscribes"
                  ]
                },
                "name": {
                  "type": "string",
                  "description": "The name of the category."
                },
                "type": {
                  "type": "string",
                  "description": "How you are segmenting your statistics."
                }
              },
              "required": [
                "type"
              ]
            }
          }
        },
        "required": [
          "date"
        ],
        "example": {
          "date": "2015-01-01",
          "stats": [
            {
              "metrics": {
                "blocks": 0,
                "bounce_drops": 0,
                "bounces": 0,
                "clicks": 0,
                "deferred": 0,
                "delivered": 0,
                "invalid_emails": 0,
                "opens": 0,
                "processed": 0,
                "requests": 0,
                "spam_report_drops": 0,
                "spam_reports": 0,
                "unique_clicks": 0,
                "unique_opens": 0,
                "unsubscribe_drops": 0,
                "unsubscribes": 0
              },
              "name": "cat1",
              "type": "category"
            },
            {
              "metrics": {
                "blocks": 0,
                "bounce_drops": 0,
                "bounces": 0,
                "clicks": 0,
                "deferred": 0,
                "delivered": 0,
                "invalid_emails": 0,
                "opens": 0,
                "processed": 0,
                "requests": 0,
                "spam_report_drops": 0,
                "spam_reports": 0,
                "unique_clicks": 0,
                "unique_opens": 0,
                "unsubscribe_drops": 0,
                "unsubscribes": 0
              },
              "name": "cat2",
              "type": "category"
            }
          ]
        }
      },
      "AdvancedStatsClicksOpens": {
        "title": "Stats: Advanced Stats with Clicks and Opens",
        "description": "The individual events and their stats.",
        "type": "object",
        "properties": {
          "clicks": {
            "type": "integer",
            "description": "The number of links that were clicked in your emails."
          },
          "unique_clicks": {
            "type": "integer",
            "description": "The number of unique recipients who clicked links in your emails."
          },
          "opens": {
            "type": "integer",
            "description": "The total number of times your emails were opened by recipients."
          },
          "unique_opens": {
            "type": "integer",
            "description": "The number of unique recipients who opened your emails."
          }
        }
      },
      "StatsAdvancedGlobalStats": {
        "title": "Stats: Advanced Global Stats",
        "type": "object",
        "properties": {
          "clicks": {
            "type": "integer",
            "description": "The number of links that were clicked in your emails."
          },
          "unique_clicks": {
            "type": "integer",
            "description": "The number of unique recipients who clicked links in your emails."
          },
          "opens": {
            "type": "integer",
            "description": "The total number of times your emails were opened by recipients."
          },
          "unique_opens": {
            "type": "integer",
            "description": "The number of unique recipients who opened your emails."
          },
          "blocks": {
            "type": "integer",
            "description": "The number of emails that were not allowed to be delivered by ISPs."
          },
          "bounce_drops": {
            "type": "integer",
            "description": "The number of emails that were dropped because of a bounce."
          },
          "bounces": {
            "type": "integer",
            "description": "The number of emails that bounced instead of being delivered."
          },
          "deferred": {
            "type": "integer",
            "description": "The number of emails that temporarily could not be delivered. "
          },
          "delivered": {
            "type": "integer",
            "description": "The number of emails SendGrid was able to confirm were actually delivered to a recipient."
          },
          "invalid_emails": {
            "type": "integer",
            "description": "The number of recipients who had malformed email addresses or whose mail provider reported the address as invalid."
          },
          "processed": {
            "type": "integer",
            "description": "Requests from your website, application, or mail client via SMTP Relay or the API that SendGrid processed."
          },
          "requests": {
            "type": "integer",
            "description": "The number of emails that were requested to be delivered."
          },
          "spam_report_drops": {
            "type": "integer",
            "description": "The number of emails that were dropped due to a recipient previously marking your emails as spam."
          },
          "spam_reports": {
            "type": "integer",
            "description": "The number of recipients who marked your email as spam."
          },
          "unsubscribe_drops": {
            "type": "integer",
            "description": "The number of emails dropped due to a recipient unsubscribing from your emails."
          },
          "unsubscribes": {
            "type": "integer",
            "description": "The number of recipients who unsubscribed from your emails."
          }
        }
      },
      "AggregatedBy": {
        "type": "string",
        "enum": [
          "day",
          "week",
          "month"
        ]
      },
      "SortByDirection": {
        "type": "string",
        "enum": [
          "desc",
          "asc"
        ]
      },
      "AggregatedBy1": {
        "type": "string",
        "enum": [
          "day",
          "week",
          "month"
        ]
      },
      "ClientType": {
        "type": "string",
        "enum": [
          "phone",
          "tablet",
          "webmail",
          "desktop"
        ]
      },
      "Country": {
        "type": "string",
        "enum": [
          "US",
          "CA"
        ]
      },
      "AggregatedBy2": {
        "type": "string",
        "enum": [
          "day",
          "week",
          "month"
        ]
      },
      "AggregatedBy3": {
        "type": "string",
        "enum": [
          "day",
          "week",
          "month"
        ]
      }
    },
    "responses": {},
    "parameters": {
      "PaginationCommonOffset": {
        "name": "offset",
        "in": "query",
        "required": false,
        "description": "The number of items in the list to skip over before starting to retrieve the items for the requested page. The default `offset` of `0` represents the beginning of the list, i.e. the start of the first page. To request the second page of the list, set the `offset` to the page size as determined by `limit`. Use multiples of the page size as your `offset` to request further consecutive pages. E.g. assume your page size is set to `10`. An `offset` of `10` requests the second page, an `offset` of `20` requests the third page and so on, provided there are sufficiently many items in your list.",
        "schema": {
          "type": "integer",
          "minimum": 0,
          "default": 0
        }
      },
      "StatsAdvancedStatsBaseQueryStringsStartDate": {
        "name": "start_date",
        "in": "query",
        "description": "The starting date of the statistics to retrieve. Must follow format YYYY-MM-DD.",
        "required": true,
        "schema": {
          "type": "string"
        }
      },
      "StatsAdvancedStatsBaseQueryStringsEndDate": {
        "name": "end_date",
        "in": "query",
        "description": "The end date of the statistics to retrieve. Defaults to today. Must follow format YYYY-MM-DD.",
        "required": false,
        "schema": {
          "type": "string"
        }
      },
      "StatsAdvancedStatsBaseQueryStringsAggregatedBy": {
        "name": "aggregated_by",
        "in": "query",
        "description": "How to group the statistics. Must be either \"day\", \"week\", or \"month\".",
        "required": false,
        "schema": {
          "type": "string",
          "$ref": "#/components/schemas/AggregatedBy2"
        }
      },
      "StatsAdvancedQueryStringsLimitOffsetLimit": {
        "name": "limit",
        "in": "query",
        "description": "The number of results to return.",
        "required": false,
        "schema": {
          "type": "integer"
        }
      },
      "StatsAdvancedQueryStringsLimitOffsetOffset": {
        "name": "offset",
        "in": "query",
        "description": "The point in the list to begin retrieving results.",
        "required": false,
        "schema": {
          "type": "integer"
        }
      },
      "StatsAdvancedQueryStringsLimitOffsetAggregatedBy": {
        "name": "aggregated_by",
        "in": "query",
        "description": "How to group the statistics. Must be either \"day\", \"week\", or \"month\".",
        "required": false,
        "schema": {
          "type": "string",
          "$ref": "#/components/schemas/AggregatedBy3"
        }
      },
      "StatsAdvancedQueryStringsLimitOffsetStartDate": {
        "name": "start_date",
        "in": "query",
        "description": "The starting date of the statistics to retrieve. Must follow format YYYY-MM-DD.",
        "required": true,
        "schema": {
          "type": "string"
        }
      },
      "StatsAdvancedQueryStringsLimitOffsetEndDate": {
        "name": "end_date",
        "in": "query",
        "description": "The end date of the statistics to retrieve. Defaults to today. Must follow format YYYY-MM-DD.",
        "required": false,
        "schema": {
          "type": "string"
        }
      },
      "OnBehalfOf": {
        "name": "on-behalf-of",
        "in": "header",
        "description": "The `on-behalf-of` header allows you to make API calls from a parent account on behalf of the parent's Subusers or customer accounts. You will use the parent account's API key when using this header. When making a call on behalf of a customer account, the property value should be \"account-id\" followed by the customer account's ID (e.g., `on-behalf-of: account-id <account-id>`). When making a call on behalf of a Subuser, the property value should be the Subuser's username (e.g., `on-behalf-of: <subuser-username>`). See [**On Behalf Of**](https://docs.sendgrid.com/api-reference/how-to-use-the-sendgrid-v3-api/on-behalf-of) for more information.",
        "required": false,
        "schema": {
          "type": "string"
        }
      }
    },
    "examples": {},
    "requestBodies": {},
    "headers": {},
    "securitySchemes": {
      "BearerAuth": {
        "type": "http",
        "scheme": "bearer",
        "description": "Twilio SendGrid requires you to authenticate with its APIs using an API key. The API key must be sent as a bearer token in the Authorization header."
      }
    }
  },
  "security": [
    {
      "BearerAuth": []
    }
  ],
  "tags": [
    {
      "name": "Categories",
      "description": "Twilio SendGrid Category Stats API"
    },
    {
      "name": "Stats",
      "description": "Twilio SendGrid Stats API"
    }
  ],
  "externalDocs": {
    "description": "Twilio SendGrid's official developer documentation.",
    "url": "https://www.twilio.com/docs/sendgrid"
  }
}