Open data MCP Server: Install & Setup

Install Open data in Claude Code

Claude Code

claude mcp add --transport http open-data https://api.gregswarm.duckdns.org/mcp

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

{
  "mcpServers": {
    "open-data": {
      "url": "https://api.gregswarm.duckdns.org/mcp"
    }
  }
}

Frequently asked questions

What does the Open data MCP server do?

Official open data as JSON: clinical trials, EU tenders, papers, apps, French firms, fuel, domains.

Is the Open data 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 Open data run locally or remotely?

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

How do I add Open data to Claude Code?

Run: claude mcp add --transport http open-data https://api.gregswarm.duckdns.org/mcp

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