AnchorRegistry MCP Server: Install & Setup

Install AnchorRegistry in Claude Code

Claude Code

claude mcp add --transport http anchorregistry https://mcp.anchorregistry.ai/mcp

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

{
  "mcpServers": {
    "anchorregistry": {
      "url": "https://mcp.anchorregistry.ai/mcp"
    }
  }
}

Frequently asked questions

What does the AnchorRegistry MCP server do?

On-chain provenance lookup for AnchorRegistry. Resolve AR-IDs, hashes, and full trees. Authless.

Is the AnchorRegistry 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 AnchorRegistry run locally or remotely?

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

How do I add AnchorRegistry to Claude Code?

Run: claude mcp add --transport http anchorregistry https://mcp.anchorregistry.ai/mcp

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