ancha mcp - Ancha

ancha mcp gives an MCP-based agent the Slack tools of a running sandbox. The server speaks MCP over stdio with the profile ancha-slack-v1 and exposes 19 slack_* tools that call the sandbox’s Slack Web API. See Slack for the tool list.

ancha mcp config

ancha mcp config [options]

Option	Description
`--sandbox <id>`	Sandbox containing Slack

ancha mcp config --sandbox 7m1k3pw1

Output

{
  "mcpServers": {
    "ancha": {
      "command": "/path/to/node",
      "args": ["/path/to/@ancha-labs/cli/lib/mcp-entry.mjs", "--sandbox", "7m1k3pw1", "--server-url", "http://127.0.0.1:4400", "--tool", "slack"]
    }
  }
}

Merge the ancha entry into your MCP host’s settings. The paths point at this CLI installation.

ancha mcp serve

ancha mcp serve [options]

Option	Description
`--sandbox <id>`	Sandbox containing Slack

ancha mcp serve --sandbox 7m1k3pw1 --server-url http://127.0.0.1:4400

Runs the MCP server on stdin and stdout. Do not add --json: stdout belongs to the protocol.

Limits

Slack only. Other tools are reached through their HTTP APIs.
Bot features only: no direct messages, user-token search, file uploads or attachments. Messages are plain text.
No reset, delete or other admin tools. Failed Slack calls come back as tool errors; unknown tools as protocol errors.