Python 3.14 has been running solid in benchmarks, with performance gains typically larger than the transition from Python 3.12 to Python 3.13.
A major focus of Python 3.14 is furthering the speed improvements from the "Faster CPython" project, along with improving error messages and internal code quality. New Features:
Version 3.9.25 was the final security release; no further patches will be issued. cpython release november 2025 new
The landscape of the reference Python implementation underwent a massive shift as transitioned from its initial launch into full production adoption, accompanied by the introduction of the first Python 3.15 alpha builds .
Python 3.14 is being hailed as one of the most significant updates to the language in years. While Python 3.13 laid the experimental groundwork for its most ambitious features, 3.14 brings them into a production-ready state. This is the version where the long-anticipated removal of the Global Interpreter Lock (GIL) graduates from an experimental experiment to a fully supported feature. Python 3
For the most up-to-date schedule, check the Python Developer Guide . 14 or specific details on the ?
Python 3.14 adds support for via PEP 554. This allows concurrent interpreters to run in the same process, offering performance and isolation benefits for certain kinds of concurrent programming. This is the version where the long-anticipated removal
The Python community is abuzz with excitement as the latest version of CPython, the reference implementation of the Python programming language, has been released in November 2025. This new version brings a slew of exciting features, improvements, and bug fixes that promise to enhance the overall Python development experience. In this article, we'll dive into the details of the CPython release and explore what's new and noteworthy.