GPT‑6 Astra Ultrafast is a new OpenAI model that runs on NVIDIA Blackwell GPUs. It delivers up to eight times faster token generation than the standard Astra mode and is now available in the OpenAI API, as well as to eligible ChatGPT Work and Codex users. The speed boost comes from inference optimizations that fully exploit Blackwell’s architecture, giving developers a significant performance advantage for real‑time applications.
Opening Kapyn…