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io.github.cameronrye/activitypub-mcp MCP Server

io.github.cameronrye/activitypub-mcp

What is the io.github.cameronrye/activitypub-mcp MCP server?

Read-only-by-default MCP server: let LLMs explore the Fediverse — Mastodon, Misskey, Pleroma.

How to install io.github.cameronrye/activitypub-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • ACTIVITYPUB_ENABLE_WRITES

    Enable write/mutation tools (post, reply, follow, boost, block). Off by default: read-only unless set to 'true'. See SECURITY.md.

  • LOG_LEVEL

    Logging verbosity: debug, info, warn, or error.

Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "activitypub-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "activitypub-mcp"
      ],
      "env": {
        "ACTIVITYPUB_ENABLE_WRITES": "<YOUR_ACTIVITYPUB_ENABLE_WRITES>",
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>"
      }
    }
  }
}
Cursor
~/.cursor/mcp.json
{
  "mcpServers": {
    "activitypub-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "activitypub-mcp"
      ],
      "env": {
        "ACTIVITYPUB_ENABLE_WRITES": "<YOUR_ACTIVITYPUB_ENABLE_WRITES>",
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>"
      }
    }
  }
}
Windsurf
~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "activitypub-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "activitypub-mcp"
      ],
      "env": {
        "ACTIVITYPUB_ENABLE_WRITES": "<YOUR_ACTIVITYPUB_ENABLE_WRITES>",
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>"
      }
    }
  }
}
VS Code
.vscode/mcp.json
{
  "servers": {
    "activitypub-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "activitypub-mcp"
      ],
      "env": {
        "ACTIVITYPUB_ENABLE_WRITES": "<YOUR_ACTIVITYPUB_ENABLE_WRITES>",
        "LOG_LEVEL": "<YOUR_LOG_LEVEL>"
      }
    }
  }
}
Claude Code
claude mcp add activitypub-mcp --env ACTIVITYPUB_ENABLE_WRITES=<YOUR_ACTIVITYPUB_ENABLE_WRITES> --env LOG_LEVEL=<YOUR_LOG_LEVEL> -- npx -y activitypub-mcp

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io.github.cameronrye/activitypub-mcp MCP Server | PluginBench