OpenAI · Inference Engine

Ultrafast mode (GPT-5.6 Sol)

A latency tier, not a new model: the existing GPT-5.6 Sol running on Cerebras hardware at up to 750 output tokens per second, up to 14x faster than standard, with intelligence claimed unchanged. In limited preview with selected customers testing it on coding, commerce, financial research and support. No pricing and no general date announced.

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