Vercel AI Updates: June 5, 2026

1. NVIDIA Nemotron 3 Ultra Now Available on the Vercel AI Gateway

Vercel. NVIDIA’s open Nemotron 3 Ultra reasoning model is now accessible through the Vercel AI Gateway. The model targets agent workflows with a 1-million-token context window and is positioned to deliver up to 30% lower cost on agentic tasks. It is available via the standard AI SDK model-routing interface with no platform markup on inference. Source

2. Vercel AI SDK Adds Experimental Realtime Speech-to-Speech Support

Vercel. The @ai-sdk/xai package shipped version 4.0.0-canary.71 on June 5, adding experimental first-class support for realtime speech-to-speech APIs with normalized event types across providers. Provider implementations are included for OpenAI, Google, and xAI, and a new React hook enables client-driven tool execution in realtime sessions. The release came with coordinated dependency updates across the broader AI SDK package ecosystem. Source