Vercel to Deprecate Node.js 20 for Builds and Functions on Oct 1, 2026

Vercel will deprecate Node.js 20 for Builds and Functions on October 1, 2026, following its end of life on April 30, 2026. Existing deployments with Serverless Functions will continue to work, but new deployments using Node.js 20 will fail after that date. Users can upgrade their Node.js version via Project Settings or the engines field in package.json.