Vercel says OpenAI's Ultrafast mode is now available on AI Gateway, with support for GPT-6.1 Sol. Developers can enable faster output for interactive apps and coding agents by setting service_tier to ultrafast per request, including over WebSocket.
OpenAI Ultrafast mode is on AI Gateway, with support for GPT-6.1 Sol.
Faster output for interactive apps and coding agents. Set 𝚜𝚎𝚛𝚟𝚒𝚌𝚎_𝚝𝚒𝚎𝚛 to 𝚞𝚕𝚝𝚛𝚊𝚏𝚊𝚜𝚝 per request, including over WebSocket.
https://vercel.com/changelog/openai-ultrafast-mode-now-available-on-ai-gateway
Source: Vercel Developers · x.comPublished · added here
