OpenAI Launches Ultrafast Speed Tier for GPT-6 Astra in Codex, ChatGPT Work and API
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OpenAI has launched Ultrafast as a premium speed tier for GPT-6 Astra, making lower-latency generation available in the API and in ChatGPT Work and Codex for eligible paid plans. The company said the tier can generate up to 300 tokens per second in Codex, up to 8x faster than Standard mode, and up to 6x faster in the API during DevDay 2026.
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