Skip to content

FastMCP

v3.21.0 Feature

This release adds 1 notable feature for engineering teams evaluating rollout.

Published 7mo MCP Developer Tools
✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Topics

mcp sse

Summary

AI summary

Added DiscoveryDocumentCache for OAuth Discovery Documents

Full changelog

3.21.0 (2025-10-22)

Features

  • add DiscoveryDocumentCache for OAuth Discovery Documents (#196) (9079a85)
View diff on GitHub

Weekly OSS security release digest.

The CVE patches and breaking changes that affected production tools this week. One email, every Sunday.

No spam, unsubscribe anytime.

Share this release

Share on X Share on Bluesky

Track FastMCP

Get notified when new releases ship.

Sign up free

About FastMCP

A high-level framework for building MCP servers in TypeScript

All releases →

Related context

Beta — feedback welcome: [email protected]