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Vercel Adds Python 3.15 Managed Image for Sandbox

·2026.11.12 09:00

Key point

The default universal image will switch from Python 3.14 to 3.15 on December 16, 2026.

Details

  • Python 3.15 is now available as a Vercel Managed Image for Vercel Sandbox
  • Users can run sandboxes with Python 3.15 by selecting vercel/sandbox/python:3.15 via the SDK or CLI --image flag
  • The default universal image (vercel/sandbox/universal:latest) currently ships Python 3.14
  • The default image is scheduled to switch to Python 3.15 on December 16, 2026
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