Marmot Data Catalog

remote (hosted) MCP server

Marmot Data Catalog is a remote (hosted) MCP server: Open-source data catalog. Search assets, explore lineage, and find ownership. Connect any MCP client to https://{marmot_host}/api/v1/mcp.

Installation

Terminal

claude mcp add --transport http marmot https://{marmot_host}/api/v1/mcp --header "Authorization: Bearer $TOKEN"

Run in your project folder. Add --scope user to use it everywhere.

Claude Desktop

Open Settings → Connectors → Add custom connector, then paste https://{marmot_host}/api/v1/mcp.

Cursor & other clients

Add to .cursor/mcp.json or your client's MCP config.

{
  "mcpServers": {
    "marmot": {
      "type": "http",
      "url": "https://{marmot_host}/api/v1/mcp"
    }
  }
}

Needs an API key or token in the request headers. Get one from the vendor first.

What you need

Runtime: Nothing, it's hosted.
MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over streamable HTTP.
Credentials: a bearer token or API key from the vendor, sent in the Authorization header.

Summary

Open-source data catalog. Search assets, explore lineage, and find ownership.