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OpenAI launches Ultrafast speed tier for Astra workloads

OpenAI introduced Ultrafast, a premium speed tier with up to 8x faster token generation in Codex and up to 6x in the API. GPT-6 Astra Ultrafast is available in the API, ChatGPT Work, and Codex for Pro 500 and Enterprise; GPT-6.1 Sol Ultrafast is not yet available.

Published (date only)Updated 3 sources

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OpenAI · September 29, 2026

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