Home / Servers / Slack API / chat_delete_scheduled_message

Deletes a pending scheduled message from the queue.

An MCP tool from the Slack API server, hosted on mcp.hjlabs.in.

Deletes a pending scheduled message from the queue. [POST /chat.deleteScheduledMessage]

Name on the gateway: slack_api__chat_delete_scheduled_message · may change things.

Parameters

Name	Type	Description
`as_user`	`boolean`	Pass true to delete the message as the authed user with chat:write:user scope.…
`channel` required	`string`	The channel the scheduled_message is posting to
`scheduled_message_id` required	`string`	scheduled_message_id returned from call to chat.scheduleMessage

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments

{
  "name": "slack_api__chat_delete_scheduled_message",
  "arguments": {
    "channel": "…",
    "scheduled_message_id": "…"
  }
}

Or connect the Slack API server directly, which lists 174 tools including this one:

Run in your terminal

claude mcp add --transport http hj-slack-api https://mcp.hjlabs.in/mcp/slack-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Use the deletes a pending scheduled message from the queue. tool with as_user set to ….