v4.20.15 4.19.1

Name: fastmcp
Author: punkpeye

punkpeye/fastmcpSep 21, 2026 → Sep 18, 20260 days between releases

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Analyzing what changed between v4.20.15 and 4.19.1. This page updates automatically — usually within a minute.

The Two Releases

v4.20.15

Sep 21, 2026· 1 month ago

This release improves server stability and robustness by fixing crash scenarios related to logging failures and ensuring proper handling of tools calls with missing arguments.

Full release notes

4.19.1

Sep 18, 2026· 1 month ago

Minimal release notes: "* Fixed Cannot send Emails in some cases (#3575) * Fixed WOPI apps stopped working (#3577)"

Full release notes