Post message

v1.0.0

Post a message to a Slack channel, DM, or other conversation.

Input

{
  "type": "object",
  "required": [
    "channel",
    "text"
  ],
  "additionalProperties": false,
  "properties": {
    "channel": {
      "type": "string",
      "description": "Channel, private group, or DM id (e.g. C1234567890) or name (e.g. #general)."
    },
    "text": {
      "type": "string",
      "description": "Message text. Required when blocks is not provided."
    },
    "thread_ts": {
      "type": "string",
      "description": "Parent message timestamp for a thread reply."
    },
    "blocks": {
      "type": "array",
      "description": "Structured Block Kit blocks (JSON-encoded when sent).",
      "items": {
        "type": "object"
      }
    },
    "attachments": {
      "type": "array",
      "items": {
        "type": "object"
      }
    },
    "unfurl_links": {
      "type": "boolean"
    },
    "unfurl_media": {
      "type": "boolean"
    },
    "mrkdwn": {
      "type": "boolean"
    }
  }
}

Output

{
  "type": "object",
  "required": [
    "ok"
  ],
  "additionalProperties": true,
  "properties": {
    "ok": {
      "type": "boolean"
    },
    "channel": {
      "type": "string"
    },
    "ts": {
      "type": "string"
    },
    "message": {
      "type": "object"
    },
    "error": {
      "type": "string"
    }
  }
}