How to Use the Federal Register API MCP in Claude

Q: Can Claude Desktop access the Federal Register API without extra plugins?

Yes, you just add the server configuration to your claudedesktopconfig.json file. Once you restart the app, the tools appear in your interface.

Q: What happens if the Federal Register API service fails while using Claude Desktop?

The server will return an error status. You can use the checkapistatus tool to see if the issue is on the government side.

Query federal rules directly in Claude Desktop. Get official government data without leaving your chat window.

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Connect Federal Register API MCP to Claude Desktop

Create your Vinkius account to connect Federal Register API to Claude Desktop and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup Federal Register API with Claude Desktop

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Real-time federal document search for Claude Desktop

Use `search_federal_documents` to find specific regulations or agency notices. You get exact text and links without digging through government portals. This keeps your research inside Claude Desktop. You stop switching tabs and start reading the actual rules.

Verify agency operations in Claude Desktop

Run `list_federal_agencies` to see exactly who is publishing what. It cuts through the noise of massive government databases. Then use `check_api_status` to ensure your connection is live. You'll know immediately if the service is down before you start a task.

Inspect document metadata in Claude Desktop

Execute `get_federal_document_details` to grab full metadata for any record. It pulls the HTML links you need for your audit. Your AI client handles the heavy lifting here. It parses the structure so you only see the data that matters.

Setup guide

Set up Federal Register API MCP in Claude Web or Desktop

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.
3

Start a conversation

Open a new chat. The Federal Register API MCP tools are available immediately — no restart needed.

Endpoint URL

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

No configuration file needed — paste the URL directly in the Claude web interface.

Available on Free (1 connector), Pro, Max, Team, and Enterprise plans.

Prerequisites

Claude Desktop installed (macOS or Windows)
Active Vinkius subscription with a valid endpoint token

1

Open Claude Desktop Settings

Click the menu icon at the top-left corner, go to Settings → Developer → Edit Config. This opens claude_desktop_config.json in your default text editor.
2

Paste the Federal Register API MCP configuration

Copy the JSON snippet on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Desktop

Close and reopen the application. Claude needs a full restart to load new MCPs — refreshing a conversation is not enough.
4

Verify the connection

Open a new conversation. Click the 🔌 icon at the bottom of the message input. You should see tools listed under federal-register-api-mcp.

json

{
  "mcpServers": {
    "federal-register-api-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Federal Register. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

Why Choose Vinkius

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Common questions about Federal Register API MCP in Claude Desktop

Open your chat and use the hammer icon to select the server. Ask your question naturally, and the tool will fetch the latest documents for you.

Yes, you just add the server configuration to your `claude_desktop_config.json` file. Once you restart the app, the tools appear in your interface.

No. This MCP Server only interacts with the public government API. It cannot touch your local directory unless you give a separate tool permission.

Vinkius manages the connection as a secure bridge. Your search terms are handled by the API provider, and we don't store your personal history.

The server will return an error status. You can use the `check_api_status` tool to see if the issue is on the government side.

Use it with your favorite AI tools

Connect this server to Cursor, Claude, VS Code, and more.

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