2025 News | Python 3.13.1 Release December

If you haven’t yet tried Python 3.13, December 2025 is the perfect time. Download it today and experience the fastest, most concurrency-friendly CPython to date. For the full changelog, visit docs.python.org/3.13.1/whatsnew . Happy coding from the Python Software Foundation.

(Note: As of my current knowledge cutoff in October 2023, Python 3.13 is not yet finalized; this is a speculative, scenario-based article.) December 15, 2025 – The Python Software Foundation (PSF) has officially announced the release of Python 3.13.1 , the first maintenance update of the 3.13 series. Arriving just six weeks after the landmark 3.13.0 debut in late October, this release focuses on hardening the new features introduced in 3.13, squashing over 300 bugs, and improving performance across several critical modules. python 3.13.1 release december 2025 news