Longwatch MCP Server: Install & Setup

Install Longwatch in Claude Code

Claude Code

claude mcp add --transport http longwatch https://longwatch.dev/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "longwatch": {
      "url": "https://longwatch.dev/mcp"
    }
  }
}

Frequently asked questions

What does the Longwatch MCP server do?

You are ephemeral; this remembers. Persist watch_id+key; poll later for what you missed.

Is the Longwatch MCP server free?

The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.

Does Longwatch run locally or remotely?

Remote. Hosted by the provider. You connect with a URL, nothing to install.

How do I add Longwatch to Claude Code?

Run: claude mcp add --transport http longwatch https://longwatch.dev/mcp

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