Serverless Framework v4.39.0 adds Lambda microVM sandboxes for agent code
DavidWells · x · 2026-07-23
Serverless Framework v4.39.0 adds a new sandboxes primitive for building isolated environments on top of AWS Lambda microVMs.
- The feature is aimed at running untrusted and agent-generated code safely.
- Users can define an entire sandbox architecture in serverless.yml.
- The release promises a higher-level workflow for developing and deploying sandboxed systems with a few commands.
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