o1 vs o3 Comparison August 2025 | AI Model Comparison
Compare o1 and o3 side-by-side. See detailed comparisons of their capabilities, pricing, context windows, and performance metrics. Make an informed decision about which AI model best suits your needs.
Model 1
Model 2
| Feature | o1 | o3 |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Release Date | 12/17/2024 | 4/16/2025 |
| Model Size | N/A | N/A |
| Context Window | 200000 | 200000 |
| Training Data | 10/1/2023 | 6/1/2024 |
| License | Proprietary | Proprietary |
| Pricing | Input: $15/1M tokens Output: $60/1M tokens | Input: $10/1M tokens Output: $40/1M tokens |
| Capabilities |
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