SIRumors
OfficialSep 29, 2026 ·

JUST IN: @OpenAI announces API performance upgrades:

OpenAI

30%+ faster tool calls 45%+ lower time to first token (TTFT) 99.9% uptime for the Responses API

Published
Sep 29, 2026
Source
The company itself

Reported by: Higgsfield AI on X

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