According to Vercel, the addition of audio to its AI Gateway is a logical extension, but its success may hinge on more than just convenience. The promise of a unified gateway for text, image, video, and now audio is compelling for developer velocity, yet the underlying complexity of realtime voice—managing WebSocket connections, client-side audio capture, and server-side turn detection—remains substantial. This move could be seen as Vercel attempting to own the critical orchestration layer for increasingly multimodal AI applications, potentially commoditizing the underlying model providers.
However, the beta status and initial support for only two providers suggest the platform's capabilities in this noisy, latency-sensitive domain are still unproven, and developers will need to weigh the benefits of consolidation against potential lock-in and performance trade-offs.