Slack MCP Server

slack_post_message

Post a new message to a Slack channel

Input Schema

NameRequiredDescriptionDefault
channel_idYesThe ID of the channel to post to
textYesThe message text to post

Input Schema (JSON Schema)

{ "properties": { "channel_id": { "description": "The ID of the channel to post to", "type": "string" }, "text": { "description": "The message text to post", "type": "string" } }, "required": [ "channel_id", "text" ], "type": "object" }