Model comparison
OpenAI o3 vs GPT-4o
Capability radar, value bars, and side-by-side posture.
OpenAI o3
Not scored
value score
GPT-4o
87
value score
OpenAI o3 ctx
200K
GPT-4o ctx
128K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- GPT-4o87
Attribute tape
| Field | OpenAI o3 | GPT-4o |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Context | 200K | 128K |
| Modalities | Text, Code, Image, Audio | |
| Openness | Closed | Proprietary Model |
| Speed | — | — |
| Price | $10/1M in · $40/1M out | $2.5/1M in · $10/1M out |
| Value score | — | 87 |
| Summary | OpenAI o3 is a frontier reasoning model that allocates additional compute to step-by-step deliberation before responding, excelling at coding, mathematics, science, and multi-step analysis. It is the most capable model in OpenAI's o-series and supports text, code, image input, and broad tool use via the API and ChatGPT. | Omni multimodal GPT widely deployed in products. |