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Federal Register MCP server

by 1102tools·io.github.1102tools/federal-register-mcp·v0.2.7·24 stars
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Federal Register proposed/final rules, notices, executive orders, FAR cases. 8 tools.

A89/100grade A
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Safety scan
A89/100

full report

Adoption
Growing

24 stars95 downloads/wk

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Federal Register tools (8)

write = sends, deletes, buys or posts

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

  • far_case_history

    Get all Federal Register documents for a FAR/DFARS case.

  • get_document

    Get full details for a single Federal Register document by number.

  • get_documents_batch

    Fetch multiple documents in one call (up to ~20).

  • get_facet_counts

    Get document counts grouped by type, agency, or topic.

  • get_public_inspection

    Get current public inspection documents (pre-publication).

  • list_agencies

    List agencies with their IDs, names, slugs, and parent agencies.

  • open_comment_periods

    Find proposed rules and notices with currently open comment periods.

  • search_documents

    Search Federal Register documents.

Public scan report

scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it

no findings
  • Code scan6 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 1 days ago15/15
  • Maintainer identityregistry namespace matches repository owner6/10
Overall 89/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Install Federal Register in Claude Code, Cursor or VS Code

claude mcp add federal-register-mcp -- uvx 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 contracting MCPs

Free, open-source, read-only source tools for federal contracting research: opportunities, awards, company records, labor pricing, travel rates, regulations, and rulemaking.

Explore 1102tools · Find a matching prompt · Download the MCP prompt guide

Why these MCPs

  • Free. MIT-licensed, with no subscription and no credits. Directory installs need no account or API key.
  • Tested. 5,457 collected regression tests, including live-API tests, across 9 servers and 133 tools, with up to ten audit rounds per server against the live government APIs. Published testing records document each bug fixed and the tests added.
  • Listed, no keys. 4 servers in the Claude directory and 3 in the ChatGPT directory, with all nine planned for both. Directory installs need no user API key.
  • One of a kind. The only known MCP server for Acquisition.gov FAR Overhaul model text and agency class deviations.

See how 1102tools compares with paid GovCon platforms and other MCP servers.

Available in Claude and ChatGPT

All nine MCPs install and run locally today; the Local column links to each setup guide. Four are also published in the Claude directory and three in ChatGPT, where installs need no user API key or local setup. The rest are coming soon to the directories.

Directory install or local install?

Shortened. The full README is on GitHub.

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 (89/100). 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 in the last day (2026-09-27). The latest release is v0.2.7.
What can I use instead of Federal Register?
Servers from other publishers that do the same job: Federal Register MCP server, Omie MCP server and Polymarket Toolkit MCP server. Compare all Federal Register alternatives.

Alternatives to Federal Register

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