SIRumors
OfficialSep 29, 2026 ·

JUST IN: @OpenAI introduces “Ultrafast” - up to 8× faster in Codex (300 tokens/sec) and 6× faster in the API.

OpenAI

Also mentioned: “Pro 500.” 👀

Published
Sep 29, 2026
Source
The company itself

Reported by: Higgsfield AI on X

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