Python Release 3.13.1 News November 2025 ^new^ Page

By November 2025, Python 3.13.1 has matured into a reliable "workhorse" version. Originally released in December 2024, it served as the first major patch to the 3.13 feature set, providing nearly 400 bugfixes and critical security updates.

Python 3.13.0 is the latest production release currently available (released October 2025), and 3.13.1 would normally follow a few months later if following typical CPython release cadence (about every 2 months for micro releases). python release 3.13.1 news november 2025

| Benchmark | 3.12.4 (Baseline) | 3.13.0 (Oct 2024) | 3.13.1 (Nov 2025) | | :--- | :--- | :--- | :--- | | | 100% | 98% | 104% | | Django Template | 100% | 103% | 112% | | JSON Dumps | 100% | 110% | 115% | | Ray Tracing (Free-Threaded) | N/A | 340% (Unstable) | 450% (Stable) | By November 2025, Python 3