OpenAI previews Ultrafast: a GPT-5.6 Sol API tier on Cerebras hitting 750 tokens/sec

thione · x · 2026-08-18

OpenAI previewed Ultrafast, a new GPT-5.6 Sol API tier powered by Cerebras inference, delivering up to 750 output tokens per second — a major speed play targeting latency-sensitive workloads.

Related event: OpenAI Previews Cerebras-Powered Ultrafast at 750 Tokens/sec(3 posts)→

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