Lists messages that belong to a given conversation.messagesare ordered bycreateTimein descending order. To fetch updates without duplication, send request with filtercreate_time_epoch_microseconds >
[first item's createTime of previous request]and empty pageToken.
HTTP request
GET https://{endpoint}/v2/{parent=projects/*/conversations/*}/messages
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-06-27 UTC."],[[["\u003cp\u003eThis page details how to list messages within a given conversation using the Dialogflow API, ordering them by \u003ccode\u003ecreateTime\u003c/code\u003e in descending order.\u003c/p\u003e\n"],["\u003cp\u003eThe HTTP request is a \u003ccode\u003eGET\u003c/code\u003e request to a specific endpoint URL with a required \u003ccode\u003eparent\u003c/code\u003e path parameter that specifies the conversation to retrieve messages from.\u003c/p\u003e\n"],["\u003cp\u003eOptional query parameters like \u003ccode\u003efilter\u003c/code\u003e, \u003ccode\u003epageSize\u003c/code\u003e, and \u003ccode\u003epageToken\u003c/code\u003e are used to refine the message retrieval, such as filtering by \u003ccode\u003ecreateTime\u003c/code\u003e and controlling the number of items per page.\u003c/p\u003e\n"],["\u003cp\u003eThe request body for listing messages must be empty, and the response body will contain a \u003ccode\u003eListMessagesResponse\u003c/code\u003e object upon successful execution.\u003c/p\u003e\n"],["\u003cp\u003eTo authorize this request, you need to use an appropriate OAuth scope such as \u003ccode\u003ehttps://www.googleapis.com/auth/cloud-platform\u003c/code\u003e or \u003ccode\u003ehttps://www.googleapis.com/auth/dialogflow\u003c/code\u003e.\u003c/p\u003e\n"]]],[],null,["# Method: projects.conversations.messages.list\n\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Query parameters](#body.QUERY_PARAMETERS)\n- [Request body](#body.request_body)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nLists messages that belong to a given conversation. `messages` are ordered by `createTime` in descending order. To fetch updates without duplication, send request with filter `create_time_epoch_microseconds \u003e\n[first item's createTime of previous request]` and empty pageToken.\n\n### HTTP request\n\n`GET https://{endpoint}/v2/{parent=projects/*/conversations/*}/messages`\n\nWhere `{endpoint}` is one of the [supported service endpoints](/dialogflow/es/docs/reference/rest#rest_endpoints).\n\nThe URLs use [gRPC Transcoding](https://google.aip.dev/127) syntax.\n\n### Path parameters\n\n### Query parameters\n\n### Request body\n\nThe request body must be empty.\n\n### Response body\n\nIf successful, the response body contains an instance of [ListMessagesResponse](/dialogflow/es/docs/reference/rest/v2/ListMessagesResponse).\n\n### Authorization scopes\n\nRequires one of the following OAuth scopes:\n\n- `https://www.googleapis.com/auth/cloud-platform`\n- `\n https://www.googleapis.com/auth/dialogflow`\n\nFor more information, see the [Authentication Overview](/docs/authentication#authorization-gcp)."]]
