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OpenAI launches GPT-6 Astra Ultrafast mode
1 reports 1 reporting sources 16 days ago updated
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On October 2, 2026, according to an NVIDIA official blog post (first-hand source), OpenAI's GPT-6 Astra Ultrafast mode officially went live. The mode is available via the OpenAI API and to eligible ChatGPT Work and Codex users. It runs on NVIDIA Blackwell GPUs, with token generation speeds up to 8 times that of Astra Standard mode. This is the first report on the event, with no other developments available.
AI overview of reporting · Updated 16 days ago
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10/2
- NVIDIA BlogSelectedHow NVIDIA GPUs Help Accelerate OpenAI’s GPT-6 Astra Ultrafast
GPT-6 Astra Ultrafast is now available via the OpenAI API and to eligible ChatGPT Work and Codex users, running on NVIDIA Blackwell GPUs with token generation speeds up to 8x the Astra Standard mode.