Sandboxes now expire based on last use

Short summary

Vercel changed Sandbox snapshot expiration from creation-based to usage-based timing. Active snapshots now persist as long as workflows depend on them, resetting expiration with each use. This enables safer long-running workflows with shorter retention windows.

• •Snapshot expiration now based on last use, not creation time
• •Active snapshots stay alive as long as workflows depend on them
• •Each use resets the expiration timer for safer long-running workflows

Generated with AI, which can make mistakes.