Changelog

Vercel Functions running on the Node.js runtime now support fetch web handlers to enhance interoperability across runtimes and frameworks.

SvelteKit natively supports OpenTelemetry tracing on Vercel using `registerOTel` from `@vercel/otel`.

Run up to 2000 sandboxes at the same time. Sandbox also now supports listening on up to 4 different ports

Vercel BotID Deep Analysis now uses an updated detection model that expands fingerprinting coverage for bespoke headless browsers and simulated device hardware.

Vercel RuntimeCache API that's available in all runtimes, including build, edge, middleware, & serverless.

You can now leverage Claude Sonnet 4's updated token context window with Vercel's AI Gateway with no other provider accounts required.

Vercel AI Gateway now supports automatic credit recharging (top-ups), optionally refilling your balance before it runs out to keep your apps running without interruption.

Vercel's bot verification system now supports Web Bot Auth, a proposal that leverages HTTP Message Signatures, enabling Vercel to verify traffic automation from dynamic and distributed sources.