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v3
Slack

Send a message to Slack

Send a message to a Slack channel using the team's Slack integration.

This endpoint allows sending messages to Slack channels via Definite's API. The team must have a configured Slack integration with appropriate permissions.

post/v3/slack/message

Request body

integration_idstring required

The ID of the Slack Integration to use for sending the message

channel_idstring required

The Slack channel ID where the message should be sent

textstring required

The text content of the message to send

blocksobject[] nullable

Optional array of Slack Block Kit block objects for advanced message formatting

thread_tsstring nullable

Optional timestamp to post message as a reply in an existing thread

Response

Message sent successfully

okboolean required

Whether the message was sent successfully

channelIdstring required

The Slack channel ID where the message was posted

tsstring required

The Slack timestamp ID of the new message

threadTsstring nullable

Thread timestamp if the message was posted in a thread

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