Vercel Functions can now be up to 5GB in package size

Vercel increased the maximum package size limit for Vercel Functions from its previous threshold to 5GB, enabling developers to deploy larger applications and dependencies. This enhancement expands the capability of serverless functions on the Vercel platform to support more complex workloads and comprehensive codebases. The change was announced in Vercel's official changelog.

Source: Vercel Blog | 2026-06-29