Python 3.14 runtime now available in AWS Lambda | Amazon Web Services

Nov 18, 2025

By Leandro Cavalcante Damascena and Julian Wood

Initially published on AWS Compute Blog

AWS Lambda now supports Python 3.14 as both a managed runtime and container base image. Python is a popular language for building serverless applications. Developers can now take advantage of new features and enhancements when creating serverless applications on Lambda.