Changelog

Braintrust joins the Vercel Marketplace with native support for the Vercel AI SDK and AI Gateway, enabling developers to monitor, evaluate, and improve AI application performance in real time.

Vercel Drains now power Marketplace integrations, letting developers stream logs, traces, and analytics from Vercel projects to tools like Braintrust for real-time observability and debugging.

You can now access Claude Haiku 4.5 with Vercel's AI Gateway with no other provider accounts required.

Building and deploying applications within the same GitHub branch, such as main, is now faster when using concurrent builds.

You can now subscribe to receive alerts when anomalies spikes in usage or 5XX errors are detected in your Vercel application

Flask, one of the most popular Python web application frameworks, can now be deployed instantly at Vercel with no configuration changes needed.

Vercel’s Role-Based Access Control (RBAC) system now supports multiple roles per user and introduces extended permissions for finer-grained access control across Enterprise teams.

Use the Apps SDK, Next.js, and mcp-handler to build and deploy ChatGPT apps on Vercel, complete with custom UI and app-specific functionality.