Federal Register MCP server

by mrfentmen·io.github.mrfentmen/federal-register-mcp·v1.0.1

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Use this MCP server to Federal Register documents, rules, notices, and agencies. Tools include...

A85/100grade A

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Safety scan

A85/100

full report

Adoption

New

0 stars123 downloads/wk

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If you have run it, two minutes of your experience saves the next person an afternoon.

Federal Register tools (3)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

get_document
Get one Federal Register document by document number.
list_agencies
List agencies represented in the Federal Register API.
search_documents
Search public Federal Register rules, notices, proposed rules, and presidential documents.

Public scan report

scanner v0.1.10 · 2026-11-01 · same rubric, same numbers if you re-run it

no findings

Code scan8 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitylocal package, no credentials required12/15
Maintenancelast push 85 days ago12/15
Maintainer identityregistry namespace matches repository owner6/10

Overall 85/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

How Federal Register compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 85/100; higher than 70% of 48,255 servers
Tools: 3; the typical server has 7
Tools that change things: 0%; typical: 0%. Fewer write tools means less an agent can break
Downloads a week: 123; more than 67% of 12,191 servers with a package

What its tools let an agent do: 3 read

Release history: 2 versions in the registry since 2026-09-21, latest 2026-09-21, typically several a day.

Install Federal Register in Claude Code, Cursor or VS Code

Runs npx -y @mrfentmen/federal-register-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add federal-register-mcp -- npx -y @mrfentmen/federal-register-mcp

Add to Cursor

What the publisher says

From the Federal Register repository's README, as published. We do not edit it. Read it on GitHub

federal-register-mcp

Search the official Federal Register API for rules, proposed rules, notices, presidential documents, agencies, and document metadata.

Tools

search_documents: search by term, document type, publication date range, and page.
get_document: retrieve one document by document number.
list_agencies: list agencies represented by the API.

The server is read-only and keyless. Federal Register publication is not the same as legal advice or proof that a rule is currently in force. Check the linked official document and effective dates before acting.

Run

npm install
npm run build
node dist/index.js

Nothing above is checked by us. What we check is on the safety report.

Federal Register: common questions

Is Federal Register MCP server safe?: Yes, by our scan: it is graded A (85/100). Read the Federal Register safety report
How do I install Federal Register?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Federal Register need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Federal Register maintained?: The last commit was 87 days ago (2026-08-08). The latest release is v1.0.1.
How does Federal Register compare with other MCP servers?: safety score 85/100 (higher than 70% of 48,255 servers); tools 3 (the typical server has 7); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.