MCP & Integrations

fastmcp

Last updated 2026-06-05 · benchmark measured 2026-08-09 — deterministic & reproducible

FastMCP is a Python framework for building Model Context Protocol servers, clients, and apps.

Is fastmcp production-ready?

Legit.Show scores fastmcp 75 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on fastmcp (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Accessibility; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 54/100
• Accessibility — 100/100
• Security — 80/100
• Privacy — 0/100
• Reliability — 100/100
• Standards — 92/100
• Discoverability — 100/100

What we measured

• Security headers present: CSP, HSTS, X-Frame-Options.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 402 ms to first byte.
• Returns a proper 404 for unknown routes.
• 3 of 3 sampled routes reachable.
• No privacy policy found.
• Sets cookies / loads scripts with no consent prompt.
• Discoverable: structured data, sitemap, OpenGraph image, canonical URL.

Who built it

product account @fastmcp

Who it's for

Python developers · LLM application builders · AI teams · Enterprise organizations

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