Executive Summary
Vercel announced immediate support for Python 3.13 and 3.14 within its Builds and Functions services, expanding beyond the previously supported Python 3.12. Projects that do not specify a Python version will continue to default to 3.12. The company advises developers who wish to remain on Python 3.12 to explicitly set the version in their project's configuration files.
Key Takeaways
* New Versions Supported: Developers can now use Python 3.13 and Python 3.14.
* Default Version: Python 3.12 remains the default for any build that does not have a version specified.
* Required Action for Pinning: To guarantee the use of Python 3.12, developers must define the version in their `pyproject.toml` or `Pipfile`.
* Target Audience: Python developers using the Vercel platform.
* Availability: The new versions are available starting today.
Strategic Importance
This update ensures Vercel remains a modern platform for Python developers, enabling them to leverage the latest language features and performance improvements in their serverless applications.