OpenAI CEO addresses speculation over Cerebras partnership, calling the AI chipmaker a close partner in pushing the frontiers of speed

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SemiAnalysis reported that OpenAI’s new GPT-6.1 Sol Ultrafast runs on Nvidia GPUs at low batch size, not Cerebras chips. Earlier Ultrafast for GPT-5.6 was powered by Cerebras at up to 750 tokens/sec. That sparked questions on the partnership’s future role and a Cerebras stock drop.

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OpenAI CEO addresses speculation over Cerebras partnership, calling the AI chipmaker a close partner in pushing the frontiers of speed

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More on OpenAI

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OpenAI, Google, Meta, Anthropic, Nvidia and xAI agree to outside AI safety audits under a voluntary White House pact with no penalties

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