Model comparison
co-1 vs o3
Capability radar, value bars, and side-by-side posture.
co-1
Not scored
value score
o3
93
value score
co-1 ctx
—
o3 ctx
200K
Capability radar
Value · context · multimodal · openness · speed posture
Value head-to-head
- o393
Attribute tape
| Field | co-1 | o3 |
|---|---|---|
| Developer | phost01 | OpenAI |
| Context | — | 200K |
| Modalities | Text, Code | |
| Openness | — | Proprietary Model |
| Speed | — | — |
| Price | — | $10/1M in · $40/1M out |
| Value score | — | 93 |
| Summary | co-1 is a model checkpoint published on Hugging Face by the phost01 (Phoenix Sterling) account. No model card, architecture description, or intended-use information is publicly available at this time. | OpenAI reasoning model focused on hard problems. |