GSA CALC+ MCP server

by 1102tools·io.github.1102tools/gsa-calc-mcp·v0.2.7·32 stars

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GSA CALC+ awarded labor ceiling rates from 230K+ MAS contracts. 8 tools.

A89/100grade A

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Safety scan

A89/100

full report

Adoption

Growing

32 stars144 downloads/wk

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GSA CALC+ tools (8)

write = sends, deletes, buys or posts

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

exact_search
Exact match search on a specific field.
filtered_browse
Browse rates with filters only (no search keyword).
igce_benchmark
Get ceiling rate benchmarks for IGCE development.
keyword_search
Search GSA CALC+ ceiling rates by keyword.
price_reasonableness_check
Evaluate a proposed hourly rate against GSA ceiling rate distribution.
sin_analysis
Get rate distribution and statistics for a specific SIN.
suggest_contains
Discover exact field values via autocomplete/contains matching.
vendor_rate_card
Get all ceiling rates for a specific vendor.

Public scan report

scanner v0.1.10 · 2026-11-11 · 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 6 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.Rubric Appeal a finding JSON

How GSA CALC+ compares

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

Safety score: 89/100; higher than 82% of 48,114 servers
Tools: 8; the typical server has 7
Tools that change things: 0%; typical: 0%. Fewer write tools means less an agent can break
GitHub stars: 32; more than 92% of 28,851 servers
Downloads a week: 144; more than 65% of 15,093 servers with a package

What its tools let an agent do: 8 read

Install GSA CALC+ in Claude Code, Cursor or VS Code

claude mcp add gsa-calc-mcp -- uvx gsa-calc-mcp

Add to Cursor

What the publisher says

From the GSA CALC+ 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.

GSA CALC+: common questions

Is GSA CALC+ MCP server safe?: Yes, by our scan: it is graded A (89/100). Read the GSA CALC+ safety report
How do I install GSA CALC+?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does GSA CALC+ need an API key?: Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is GSA CALC+ maintained?: The last commit was 10 days ago (2026-11-05). The latest release is v0.2.7.
How does GSA CALC+ compare with other MCP servers?: safety score 89/100 (higher than 82% of 48,114 servers); tools 8 (the typical server has 7); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.