API
۸ اکتوبر، ۲۰۲۶
Ultrafast mode for GPT-6.1 Sol
Added Ultrafast mode for GPT‑6.1 Sol in the Responses API. Use gpt-6.1-sol with service_tier: "ultrafast" to reduce the time between generated output tokens. It is available to all API users, subject to rate limits, with global processing and US and EU data residency.