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

Senior Cloud Solutions Architect with 12 years of experience in AWS, Azure, and GCP. Jennifer has led enterprise migrations for Fortune 500 companies and holds AWS Solutions Architect Professional and DevOps Engineer certifications. She specializes in serverless architectures, container orchestration, and cloud cost optimization. Previously a senior engineer at AWS Professional Services.

156 Articles
View All Posts