1. Docs
2. /
3. Tool reference
4. /
5. Slack
6. /
7. postSlackMessage

Slack

postSlackMessage

Post Slack Message

Post a message to a bridged Slack channel as the workspace's Ora app identity, always attributed to Ora, never a human.

writeexternal

Ask Claude, ChatGPT, Cursor or any AI connected to The Cloud "post to #ext-teka", and it calls postSlackMessage.

Example call

The MCP tools/call params, with the required arguments only.

{
  "arguments": {
    "channel": "<channel>",
    "space": "<space>",
    "text": "<text>"
  },
  "name": "postSlackMessage"
}

Arguments

• acknowledgedstring[]optionalBuilt-in outbound checks you are knowingly relaxing for THIS send. Pass ["humble-ask"] only when the user wants the text sent as written after the humble-ask refusal; acknowledgedReason is required with it.
• acknowledgedReasonstringoptionalWhy the acknowledged check is relaxed for this send, in one line. Logged with the rail and the phrases it let through.
• channelstringrequiredThe channel id or name (must be authorized on the bridge)
• docContractstringoptionalThe type-slug of the doc contract this is filed under (e.g. "handoff-memo"), when it is a staple rather than ordinary prose. The server validates the text against that contract and refuses a malformed one, handing back the contract's…
• spacestringrequiredThe Space whose bridge to use: a pageSpace id or slug (from listPageSpaces), or a team id
• textstringrequiredThe message text to post as Ora
• threadTsstringoptionalOptional thread timestamp to reply into an existing thread

Returns

The registry does not declare a return shape.

Ask for it

The Cloud routes these requests to this verb.

• post to #ext-teka
• reply in the Slack thread

Pair it with

The verbs that finish the job.

• listSlackChannels
• readSlackThread
• getDocContract

Questions

• What does postSlackMessage do?

  Post a message to a bridged Slack channel as the workspace's Ora app identity, always attributed to Ora, never a human. It is one of the tools The Cloud MCP server gives every connected AI.

• How do I use postSlackMessage from Claude or ChatGPT?

  Connect your AI to The Cloud at https://mcp.thecloud.so/mcp and sign in once. Then ask Claude, ChatGPT, Cursor or any AI connected to The Cloud "post to #ext-teka", and it calls postSlackMessage.

• Is postSlackMessage safe to let an AI call?

  postSlackMessage changes your workspace. What an AI creates is Private until you share it. It reaches a system outside The Cloud on your behalf.

Connect

One endpoint gives your AI this tool and every other one: connect Claude, ChatGPT, Cursor or Gemini, read what The Cloud is, or see pricing.