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Model releaseModerate global significanceConfirmed confidence

OpenAI releases o1-pro

OpenAI releases an advanced o1 variant that uses more compute for longer reasoning to improve accuracy.

Event details

o1-pro is an advanced member of the o1 family. It allocates more compute to extend the system's reasoning time and improve accuracy. OpenAI released it on December 5, 2024; the entry records the parameter count as unknown, classifies it as a closed autoregressive Transformer and cites OpenAI's official model release record as its primary source.

Why it matters

A published model record with a documented capability or availability change.

58/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.

Access notes

Available through OpenAI's product and API access channels.