OpenAI's GPT-6 Astra Ultrafast launches on NVIDIA Blackwell GPUs
OpenAI has released GPT-6 Astra Ultrafast. The model runs on NVIDIA Blackwell GPUs and is available now in the OpenAI API and to eligible ChatGPT Work and Codex users. According to the company, Ultrafast delivers up to 8x faster token generation than Astra Standard mode.