Model comparison
o3 vs o4 Mini
OpenAI
o3
OpenAI's mainstream reasoning model - production-viable thinking.
OpenAI
o4 Mini
Fast, cheap reasoning for high-volume intelligent tasks.
Specs
| Metric | o3 | o4 Mini |
|---|---|---|
| Context window | 200K tokens↑ | 200K tokens |
| Input $/1M tokens | $2.00 | $1.10↑ |
| Output $/1M tokens | $8.00 | $4.40↑ |
| Modalities | Image · Text · File | Image · Text · File |
| Open weights | No | No |
Key differences
- -Input pricing: o3 at $2.00/1M vs o4 Mini at $1.10/1M.