Method: spaces.messages.create

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Creates a message. For example usage, see Create a message.

Requires authentication. Fully supports service account authentication.

HTTP request


The URL uses gRPC Transcoding syntax.

Path parameters



Required. The resource name of the space in which to create a message.

Format: spaces/{space}

Query parameters



Optional. Deprecated: Use thread.thread_key instead. Opaque thread identifier. To start or add to a thread, create a message and specify a threadKey or the For example usage, see Start or reply to a message thread.



Optional. A unique request ID for this message. Specifying an existing request ID returns the message created with that ID instead of creating a new message.


enum (MessageReplyOption)

Optional. Specifies whether a message starts a thread or replies to one. Only supported in named spaces.



Optional. A custom name for a Chat message assigned at creation. Must start with client- and contain only lowercase letters, numbers, and hyphens up to 63 characters in length. Specify this field to get, update, or delete the message with the specified value. For example usage, see Name a created message.

Request body

The request body contains an instance of Message.

Response body

If successful, the response body contains a newly created instance of Message.

Authorization Scopes

Requires one of the following OAuth scopes:


For more information, see the OAuth 2.0 Overview.