Data Galactica MCP server

Data Galactica MCP Server: resolve any person or company to one permanent ID

Verify companies, check people in their roles, resolve CIN, LEI, SEC CIK or Wikidata IDs to one record, and size markets, from Claude, ChatGPT, Cursor or any MCP client.

MCP endpoint: https://api.datagalactica.com/mcp · Transport: Streamable HTTP · Tools: 28 · Website: datagalactica.com

This repository is the public listing for the hosted Data Galactica MCP server: connection instructions, the registry manifest (server.json) and client config files. There is nothing to install or self-host; the server runs at the URL above.

Connect in one step

Add this URL to any MCP client that supports remote servers:

https://api.datagalactica.com/mcp

Claude (claude.ai, Claude Desktop, Claude mobile)

Settings → Connectors → Add custom connector → paste the URL above → Connect.

Claude Code

claude mcp add --transport http datagalactica https://api.datagalactica.com/mcp

With an API key instead of OAuth:

claude mcp add --transport http datagalactica https://api.datagalactica.com/mcp --header "Authorization: Bearer YOUR_KEY"

ChatGPT

Settings → Apps & Connectors → Advanced → enable Developer mode → Create a connector → paste the URL above.

Cursor, Windsurf, Cline and other JSON-config clients

{
  "mcpServers": {
    "datagalactica": {
      "url": "https://api.datagalactica.com/mcp"
    }
  }
}

VS Code (GitHub Copilot)

Add to .vscode/mcp.json:

{
  "servers": {
    "datagalactica": {
      "type": "http",
      "url": "https://api.datagalactica.com/mcp"
    }
  }
}

Gemini CLI

gemini extensions install https://github.com/rchtjn2-gif/datagalactica-mcp-server

Authentication

OAuth 2.1 (scope api): sign in with your Data Galactica account when your client asks. Or send an API key: Authorization: Bearer YOUR_KEY. AI agents can sign a person up with only their e-mail: https://datagalactica.com/auth.md.

What data it covers

• 15.5M organisations and 30.6M people across 252 countries, each with a permanent Galactica ID (DGC- for organisations, DGP- for people)
• Accepts CIN, LLPIN, LEI, UK company number, SEC CIK and Wikidata Q-ids: every one resolves to the same record
• Every record graded (verified, gold, silver, bronze) with a sourcing grade and sources on every section
• 762 ranked lists by industry (ISIC Rev.4), country, city and function
• KYB verification with a confidence score and field-by-field checks, people-in-role checks, due-diligence packs, hiring and talent maps
• Owners can claim their record and keep it current through their own agent (OAuth), with every change reviewed

Tools (28)

Example prompts

• "Verify that 'Infosys Ltd' at infosys.com is a real, operating company and give me its Galactica ID."
• "Resolve LEI 335800TYLGG93MM7PR89 and list the board and leadership."
• "Is Jane Doe really the CFO of Example Corp? Check the public record."
• "How many software companies are there in Pune, and which are the top 20?"
• "Run a due-diligence pack on this supplier and tell me what was not checked."

Shortened. The full README is on GitHub.