Deep Cogito: Cogito v2.1 671B vs GPT-5.1
Deep Cogito: Cogito v2.1 671B is cheaper on output tokens, while GPT-5.1 offers a larger context window. Choose Deep Cogito: Cogito v2.1 671B or GPT-5.1 based on the trade-off between cost, context, and the benchmarks that matter for your use case.
| Spec | Deep Cogito: Cogito v2.1 671B | GPT-5.1 |
|---|---|---|
| Provider | Deep Cogito | Poe |
| Input / 1M tokens | $1.25 | $1.10 |
| Output / 1M tokens | $1.25 | $9.00 |
| Context window | 128K | 400K |
| Parameters | — | — |
| Open weights | — | No |
| Released | — | Nov 2025 |
FAQ
Pricing is indicative — confirm with the provider before production use. Highlighted values indicate the better figure for that row.