Higher = faster relative to 3.12.
The 3.13 cycle is best known for laying the technical foundation for Python's multi-core future: python release 3.13 november 2025
Python 3.13 has not been released yet, and there's no official announcement from the Python Software Foundation (PSF) about its release date. Higher = faster relative to 3
Python 3.13 is available for download now at python.org . It is also rolling out to package managers like Homebrew, Chocolatey, and pyenv over the coming days. It is also rolling out to package managers
| Benchmark | 3.12 | 3.13 (no JIT) | 3.13 (JIT enabled) | |-----------|------|---------------|--------------------| | Richards (object-oriented) | 1.00x | 1.02x | 1.14x | | PyStone loops | 1.00x | 1.01x | 1.22x | | JSON parsing | 1.00x | 1.03x | 0.98x (JIT no help) | | N-body (numeric) | 1.00x | 1.00x | 1.31x |
By November 2025, Python 3.13 will have fully matured from a groundbreaking new release into a stable, production-ready environment. While its successor, Python 3.14 , was officially released on October 7, 2025, many professional environments remain on the 3.13 branch to leverage its established bug fixes and massive performance leaps.