Model comparison
o3 vs Llama 4 Scout
OpenAI
o3
OpenAI's mainstream reasoning model - production-viable thinking.
Meta
Llama 4 Scout
Open-weights frontier with a headline 10M-token context.
Specs
| Metric | o3 | Llama 4 Scout |
|---|---|---|
| Context window | 200K tokens | 328K tokens↑ |
| Input $/1M tokens | $2.00 | $0.080↑ |
| Output $/1M tokens | $8.00 | $0.300↑ |
| Modalities | Image · Text · File | Text · Image |
| Open weights | No | Yes |
| Released | - | Apr 2025 |
Capability differences
| Capability | o3 | Llama 4 Scout |
|---|---|---|
| Vision | No | Yes |
| Extended thinking | Yes | No |
| Open weights | No | Yes |
Key differences
- -o3 offers 200K context; Llama 4 Scout offers 328K.
- -Input pricing: o3 at $2.00/1M vs Llama 4 Scout at $0.080/1M.
- -Llama 4 Scout is open weights; o3 is proprietary.