Cogito v2.1 671B vs GPT-5.1
Deep Cogito vs OpenAI — benchmarks, pricing, and capabilities side by side.
- •GPT-5.1 has a larger context window (400K)
| Cogito v2.1 671B | GPT-5.1 | |
|---|---|---|
| Intelligence index | — | 89 |
| Developer | Deep Cogito | OpenAI |
| Type | LLM | LLM |
| Access | API only | API only |
| Context window | 128,000 tokens | 400,000 tokens |
| Input price | $1.25 / 1M | $1.25 / 1M |
| Output price | $1.25 / 1M | $10.00 / 1M |
| Speed | — | 115 tok/s |
| Released | November 13, 2025 | November 12, 2025 |
| Parameters | — | — |
| Input modalities | Text | Text, Image |
| Output modalities | Text | Text |