eCFR MCP

Name: eCFR MCP
Author: eCFR.io

by eCFR.io · TypeScript

Remote

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Overview

Search and read U.S. federal regulations with legal citations, source dates, stale-data flags, and paginated text; an independent eCFR mirror, not the official legal edition.

#legal #regulations #citations #streamable-http

Connect

Streamable HTTP

This server is hosted, so there is nothing to install. Add it to your client in one click, or paste the config below.

https://ecfr.io/mcp

Add to Cursor Add to VS Code

~/.cursor/mcp.json

{
  "mcpServers": {
    "ecfr": {
      "url": "https://ecfr.io/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "ecfr": {
      "type": "http",
      "url": "https://ecfr.io/mcp"
    }
  }
}

Terminal

claude mcp add --transport http ecfr https://ecfr.io/mcp

claude_desktop_config.json

{
  "mcpServers": {
    "ecfr": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://ecfr.io/mcp"
      ]
    }
  }
}

~/.codex/config.toml

[mcp_servers.ecfr]
url = "https://ecfr.io/mcp"

Some hosted servers ask you to sign in or pass an API key the first time you connect. Check the project docs if the client reports an auth error.

Overview

Connect

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