Simon Willison’s Weblog

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Thursday, 12th September 2024

Notes on OpenAI’s new o1 chain-of-thought models

OpenAI released two major new preview models today: o1-preview and o1-mini (that mini one is not a preview)—previously rumored as having the codename “strawberry”. There’s a lot to understand about these models—they’re not as simple as the next step up from GPT-4o, instead introducing some major trade-offs in terms of cost and performance in exchange for improved “reasoning” capabilities.

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LLM 0.16. New release of LLM adding support for the o1-preview and o1-mini OpenAI models that were released today.

# 11:20 pm / projects, ai, openai, generative-ai, llms, llm, o1

o1-mini is the most surprising research result I've seen in the past year

Obviously I cannot spill the secret, but a small model getting >60% on AIME math competition is so good that it's hard to believe

Jason Wei, OpenAI

# 11:45 pm / o1, generative-ai, openai, ai, llms