OpenAI releases o1 reasoning models
OpenAI launched o1-preview and o1-mini with reinforcement-learning-driven reasoning that spends more inference time on complex problems, substantially improving mathematics, coding, and scientific performance.
TOWARD DOOM72confidence 99/100
Why it moved the index
Inference-time reasoning produced a material jump on difficult technical tasks and widened practical deployment through ChatGPT and API access, while the accompanying system card documented elevated reasoning-linked risks and safeguards.
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Assessment history
- R1Toward 72 · confidence 99
New September 2024 exact reasoning-model launch with no durable story or model collision.
12 Aug 2026