Model comparison
GPT-5 Mini vs o3
Capability radar, value bars, and side-by-side posture.
GPT-5 Mini
Not scored
value score
o3
93
value score
GPT-5 Mini ctx
—
o3 ctx
200K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- o393
Attribute tape
| Field | GPT-5 Mini | o3 |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Context | — | 200K |
| Modalities | Text, Code | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $10/1M in · $40/1M out |
| Value score | — | 93 |
| Summary | GPT-5 Mini is OpenAI's compact, cost-optimized variant of the GPT-5 family, designed for high-volume API workloads requiring lower latency and reduced token cost. It trades some capability headroom for speed and affordability relative to the full GPT-5 model. | OpenAI reasoning model focused on hard problems. |