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AWS Lambda adds support for Ruby 4.0

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This article announces AWS Lambda support for Ruby 4.0, enabling developers to build serverless applications with the latest Ruby language version.

  • Ruby 4.0 available as managed runtime and container base image
  • Automatic updates applied to runtime and base image
  • Long-term support (LTS) guaranteed until March 2029
  • Advanced logging controls with JSON structured logs and configurable levels
  • Available across all AWS Regions including China and GovCloud
  • Compatible with Lambda console, CLI, SAM, CDK, and CloudFormation

AWS Lambda now provides Ruby 4.0 support, offering developers access to the latest Ruby features with automatic updates and enhanced logging capabilities across all regions.



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