Python 3.13.1 Released November 2025 [patched] -

Her commit message that night was three words: “We asked for this.”

- Promoted from "provisional" to "stable" in the official Windows and macOS installers. Linux remains optional. python 3.13.1 released november 2025

By Christmas Eve, the community had stabilized. The PyPI daily download count for packages marked python_version >= '3.13.1' had tripled. NumPy released 2.5.0 with explicit subinterpreter support, yielding 4x speedups on large matrix multiplications. Even Django’s ASGI server got a patch that let each request handler spin up in its own lightweight subinterpreter, wiping out the last of the global connection-pool bottlenecks. Her commit message that night was three words: