OpenAI: o3 Pro
openai/o3-pro
The o-series of models are trained with reinforcement learning to think before they answer and perform complex reasoning. The o3-pro model uses more compute to think harder and provide consistently...
Modalities
TextFileImage
In / out price
₩35,100 / ₩140,400
1M
Context
200K
Released
Jun 11, 2025
Pricing
Prices are quoted in Korean won. Changes to the exchange rate or margin show up immediately.
| Input (prompt) | ₩35,100 / 1M |
| Output (completion) | ₩140,400 / 1M |
| Cache read | ₩3,510 / 1M |
| Cache write | — |
1,000 input tokens plus 1,000 output tokens costs about ₩176.