o3
o3 — OpenAI multimodal model with an Intelligence Index of 31, a 256K-token context window and a blended price of $0.9/1M tokens.
Key specifications
| Intelligence Index | 31 |
|---|---|
| Coding Index | — |
| Agentic Index | — |
| Arena Elo | — |
| Context window (K tokens) | 256 |
| Blended price ($/1M tokens) | 0.9 |
| Output speed (tokens/s) | 115 |
About o3
The o3 is a multimodal model from OpenAI with an Intelligence Index of 31.0 and a 256K-token context window. It runs at a blended price of $0.90 per million tokens and generates about 115 tokens/s. It is proprietary api. Leaderboard indices are a strong signal but only part of real-world quality, which also depends on tool use, latency and task fit.
The comparisons below show how o3 stacks up against the alternatives people most often weigh against it, with the specific numbers laid out side by side.
Frequently asked questions
Is the o3 any good?
o3 — OpenAI multimodal model with an Intelligence Index of 31, a 256K-token context window and a blended price of $0.9/1M tokens.
What are the key specs of the o3?
See the specification table above for the full breakdown.