This method doesn't work with Google Assistant integration. Contact Dialogflow support if you need to use session entities with Google Assistant integration.
Required. The name of the entity type to delete. Format: projects/<Project ID>/agent/sessions/<Session ID>/entityTypes/<Entity Type
Display Name> or projects/<Project ID>/agent/environments/<Environment
ID>/users/<User ID>/sessions/<Session ID>/entityTypes/<Entity Type Display
Name>. If Environment ID is not specified, we assume default 'draft' environment. If User ID is not specified, we assume default '-' user.
Authorization requires the following IAM permission on the specified resource name:
dialogflow.sessionEntityTypes.delete
Request body
The request body must be empty.
Response body
If successful, the response body is an empty JSON object.
[[["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 webpage details how to delete a specified session entity type, which is not compatible with Google Assistant integration.\u003c/p\u003e\n"],["\u003cp\u003eThe HTTP request uses the \u003ccode\u003eDELETE\u003c/code\u003e method with a specific URL format that includes parameters like project ID, session ID, and entity type display name.\u003c/p\u003e\n"],["\u003cp\u003eDeleting a session entity type requires the \u003ccode\u003edialogflow.sessionEntityTypes.delete\u003c/code\u003e IAM permission.\u003c/p\u003e\n"],["\u003cp\u003eThe request body for deleting a session entity type must be empty, and a successful deletion returns an empty JSON object.\u003c/p\u003e\n"],["\u003cp\u003eAuthorization for this action requires either the \u003ccode\u003ehttps://www.googleapis.com/auth/cloud-platform\u003c/code\u003e or \u003ccode\u003ehttps://www.googleapis.com/auth/dialogflow\u003c/code\u003e OAuth scope.\u003c/p\u003e\n"]]],[],null,["# Method: projects.locations.agent.environments.users.sessions.entityTypes.delete\n\n- [HTTP request](#body.HTTP_TEMPLATE)\n- [Path parameters](#body.PATH_PARAMETERS)\n- [Request body](#body.request_body)\n- [Response body](#body.response_body)\n- [Authorization scopes](#body.aspect)\n- [Try it!](#try-it)\n\nDeletes the specified session entity type.\n\nThis method doesn't work with Google Assistant integration. Contact Dialogflow support if you need to use session entities with Google Assistant integration.\n\n### HTTP request\n\n`DELETE https://{endpoint}/v2/{name=projects/*/locations/*/agent/environments/*/users/*/sessions/*/entityTypes/*}`\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### Request body\n\nThe request body must be empty.\n\n### Response body\n\nIf successful, the response body is an empty JSON object.\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)."]]
