OpenAI Previews GPT-5.6 Sol Ultrafast Mode with Up to 14x Speed Boost

threepointone · x · 2026-08-14

OpenAI previews Ultrafast mode for GPT-5.6 Sol, offering up to 14x speed. It launches first in the OpenAI API to select customers, expanding as capacity grows.

Related event: OpenAI and Cerebras Unveil Ultrafast Mode for GPT-5.6 Sol at 750 Tokens per Second(15 posts)→

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