Python 3.13.1 Release News Jun 2026

Python 3.13.1, released on , serves as the first maintenance update for the Python 3.13 series. While maintenance releases typically focus on stability, this version solidifies one of the most transformative eras in Python's history—marking the bridge between the language's established synchronous past and a high-performance, multi-threaded future. The Architecture of Efficiency

Python 3.13 introduced a "copy-and-patch" JIT compiler (PEP 744). python 3.13.1 release news

Python 3.13.1 is the of the Python 3.13 series. It delivers over 250 improvements and fixes since 3.13.0, focusing on stability, security, documentation corrections, and build reliability. No new features are introduced, as per semantic versioning for micro releases. Python 3