AWS Lambda Now Supports Python 3.13 Runtime

AWS Lambda now supports Python 3.13 runtime, bringing the latest language features to serverless applications.

Python code
Python 3.13 brings performance improvements

Developers can now use pattern matching, improved error messages, and performance enhancements in their Lambda functions.

Migration Steps

To update existing functions, simply change the runtime setting in the Lambda console or update your deployment configuration. AWS recommends testing thoroughly before production deployment.

The new runtime is available in all commercial AWS regions immediately.

Jennifer Walsh

Jennifer Walsh

Author & Expert

Jason Michael is the editor of Team AWS. Articles on the site are researched, fact-checked, and reviewed by the editorial team before publication. Read our editorial standards or send a correction at the editorial policy page.

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