v4.22.12

Name: fastmcp
Author: punkpeye

punkpeye/fastmcpv4.22.12Oct 17, 2026by github-actions[bot]

Upgrading?

What changed from v4.22.11 → v4.22.12?What's new in v4.22.13 after v4.22.12?

AI Summary

This release prevents the application from attempting to bind to network ports that the operating system refuses, improving server startup stability.

Key Highlights

Prevents handing out refused ports to the OS
Addresses issue #439

Full Release Notes

## [4.22.12](https://github.com/punkpeye/fastmcp/compare/v4.22.11...v4.22.12) (2026-10-17)


### Bug Fixes

* do not hand out a port the OS refuses to bind ([#439](https://github.com/punkpeye/fastmcp/issues/439)) ([5bf89c4](https://github.com/punkpeye/fastmcp/commit/5bf89c46e79d5ce175510adf0b410808af004c65))

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