Changelog

A low-severity vulnerability in the Next.js dev server has been addressed. It affects versions 13.0.0 through 14.2.29, and 15.0.0 through 15.2.1 when using the App Router and involves Cross-site WebSocket hijacking (CSWSH) to perform the exploit.

The Vercel Observability dashboard now includes a dedicated view for middleware, showing invocation counts and performance metrics.

The first 1,000,000 allowed rate limit requests per month are now included. Hobby teams also get 1 free rate limit rule per project, up to the same included allotment.

Vercel’s upgraded CDN connection pooling speeds up proxying to external backends by up to 60%, cutting latency for both low-traffic and high-traffic apps.

External API caching insights. are now available in Observability for external API calls using Vercel Data Cache.

Vercel Blob is now generally available, bringing high-performance storage integrated with the Vercel application delivery platform.

The Observability dashboard now includes a dedicated tab for Vercel Blob, which provides visibility into how Blob stores are used across your applications.

Hypertune is now on the Vercel Marketplace—get native feature flags, A/B testing, and dynamic config with one-click setup and unified billing. Type-safe, edge-ready, and built for modern workflows to help you ship faster.