GPT-5.6 Sol goes 14x faster as OpenAI launches Ultrafast mode powered by Cerebras

The DecoderAugust 14, 2026en

OpenAI is launching "Ultrafast," a new inference mode that delivers GPT-5.6 Sol at up to 750 output tokens per second, powered by Cerebras hardware from their $10 billion partnership. Together with "Standard" and "Fast," Ultrafast creates a three-tier pricing structure that turns inference speed into its own product. The article GPT-5.6 Sol goes 14x faster as OpenAI launches Ultrafast mode powered by Cerebras appeared first on The Decoder .

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