Vercel AI Updates: June 30, 2026

1. Vercel AI Gateway Adds Realtime Voice, Speech, and Transcription

Vercel. Vercel added audio and voice support to its AI Gateway, enabling developers to build realtime voice agents alongside existing text and image models. The release introduces realtime two-way voice conversations, text-to-speech, and speech-to-text transcription, initially available through OpenAI and xAI models via AI SDK 7, with built-in observability and spend controls. The addition extends AI Gateway from text-based model routing into multimodal audio workloads. Source

2. xAI Grok Audio Models Now Available on Vercel AI Gateway

Vercel. Vercel made xAI’s Grok audio models available on its AI Gateway, covering realtime voice, text-to-speech, and speech-to-text capabilities through AI SDK 7. The addition lets developers route Grok audio workloads through the gateway with the same observability and spend controls as other models. It accompanies Vercel’s broader push to support multimodal audio on the gateway. Source