Python 3.13.1 Work May 2026

If you've been holding off on 3.13 because of early adopter jitters, this bugfix release removes most of the excuses. Update your CI pipelines, test your dependencies, and enjoy the incremental speedups (especially the faster asyncio and json modules introduced in 3.13.0). Have you run into any issues with Python 3.13.1? Or are you still sticking with 3.12 for another few months? Let me know in the comments.

The Python development team has officially released Python 3.13.1 , the first maintenance release in the 3.13 series. If you’ve been waiting for the "all-clear" signal to upgrade from 3.12, this is it. python 3.13.1

Happy coding! 🐍