OpenAI previews Ultrafast, an API tier powered by Cerebras that runs GPT-5.6 Sol up to 14× faster and generates up to 750 output tokens per second (Zac Hall/9to5Mac)

TechmemeAugust 13, 2026en

Zac Hall / 9to5Mac : OpenAI previews Ultrafast, an API tier powered by Cerebras that runs GPT-5.6 Sol up to 14× faster and generates up to 750 output tokens per second — OpenAI is previewing a new way to run its most capable GPT-5.6 model at dramatically higher speeds. The company says its new Ultrafast …

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