`slack_join_channel`

Pack: slack_connect · Endpoint: https://gateway.pipeworx.io/slack_connect/mcp

Join a public Slack channel so the bot can read history and post messages.

Parameters

Name	Type	Required	Description
`channel`	string	yes	Channel ID to join

Example call

Arguments

{
  "channel": "C01234ABCDE"
}

curl

curl -X POST https://gateway.pipeworx.io/slack_connect/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"slack_join_channel","arguments":{"channel":"C01234ABCDE"}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('slack_join_channel', {
  "channel": "C01234ABCDE"
});

Response shape

Field	Type	Description
`ok`	boolean	Whether the bot successfully joined the channel
`channel`	object	Channel information
`error`	string	Error code if join failed
`message`	string	Error message or connection message

Full JSON Schema

{
  "type": "object",
  "properties": {
    "ok": {
      "type": "boolean",
      "description": "Whether the bot successfully joined the channel"
    },
    "channel": {
      "type": "object",
      "description": "Channel information",
      "properties": {
        "id": {
          "type": "string",
          "description": "Channel ID"
        },
        "name": {
          "type": "string",
          "description": "Channel name"
        },
        "is_channel": {
          "type": "boolean",
          "description": "Whether this is a channel"
        },
        "created": {
          "type": "number",
          "description": "Unix timestamp of channel creation"
        }
      }
    },
    "error": {
      "type": "string",
      "description": "Error code if join failed"
    },
    "message": {
      "type": "string",
      "description": "Error message or connection message"
    }
  }
}

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "slack_connect": {
      "url": "https://gateway.pipeworx.io/slack_connect/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

slack_join_channel