MCP & Integrations

MCP Python SDK

Source: modelcontextprotocol/python-sdk · ★ 23882 · Python

Last updated 2026-08-04 · benchmark measured 2026-09-26 — deterministic & reproducible

Official Python SDK for building MCP servers and clients.

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To cite this score: legit.show/s/gh-modelcontextprotocol-python-sdk/2026-09-26. That address never changes; this page moves with every re-measure.

Legit.Show scored MCP Python SDK 68/100 on 2026-09-26, measured across all 7 frames from its public surface. legit.show/s/gh-modelcontextprotocol-python-sdk/2026-09-26

Is MCP Python SDK production-ready?

Legit.Show scores MCP Python SDK 68 out of 100 — the simple average of its 7 measured frames. Legit.Show ran its deterministic 7-Frame production-readiness benchmark on MCP Python SDK (public-surface assessment), measured from the public surface with no LLM in the scoring path. Its strongest frame is Reliability; its weakest is Privacy. Every frame it averages is published with its evidence on the Legit.Show listing.

The 7 Frames

• Performance — 71/100
• Accessibility — 83/100
• Security — 45/100
  How this compares across the catalogue: The Web Security Baseline
• Privacy — 25/100
  How this compares across the catalogue: The Privacy Gap
• Reliability — 100/100
• Standards — 92/100
• Discoverability — 60/100

What we measured

• Security headers present: HSTS.
• No Content-Security-Policy.
• Served over HTTPS with a valid certificate.
• Real Lighthouse performance run — 73 ms to first byte.
• Returns a proper 404 for unknown routes.
• 1 of 1 sampled routes reachable.
• No privacy policy found.
• Sets cookies / loads scripts with no consent prompt.

Who it's for

Python developers · LLM application builders · MCP server developers · MCP client developers

Sources and updates

Description

Taken from py.sdk.modelcontextprotocol.io's own website on 2026-08-04.

Code

github.com/modelcontextprotocol/python-sdk.

Benchmark

Measured by Legit.Show from the live site, the way any visitor sees it — with no access to its code or accounts. Same method for every product, and no AI decides the score. Last checked 2026-09-26.

Put together from public information, without MCP Python SDK's involvement. If anything here is wrong, tell us and a person will check it.

Visit MCP Python SDK → · Alternatives to MCP Python SDK → · How this was measured →