o1

The latest and strongest model family from OpenAI, o1 is designed to spend more time thinking before responding. The o1 model series is trained with large-scale reinforcement learning to reason...

o1 ranks #334 of 348 models in the default AI Benchmark Hub order (quality first, then cost). At $37.50 blended per million tokens, it is cheaper than 3% of models with published API pricing. Its 200,000-token context window is 1.3× smaller than the catalog median (262,144 tokens).