Cogito v2.1
Cogito v2.1 is an open-weights language model from Deep Cogito, released November 19, 2025. Its makers disclosed about 671B parameters.
-We are releasing the best open-weight LLM by a US company: Cogito v2.1 671B -On most industry benchmarks and our internal evals, the model performs competitively to frontier closed and open models, while being ahead of any other US open model.
Check it against your own PC →
Can you run Cogito v2.1 locally?
Even with 32 GB of VRAM and 32 GB of RAM it is too large to run at a usable speed on a single consumer GPU. Estimates assume 32 GB of DDR5 RAM, a 16K context and llama.cpp-style GGUF quantization. Enter your exact hardware in the live app.
| GPU memory | Verdict | Best quant | VRAM | RAM | tok/s |
|---|---|---|---|---|---|
| 6 GB VRAM | Size unknown | – | – | – | – |
| 8 GB VRAM | Size unknown | – | – | – | – |
| 12 GB VRAM | Size unknown | – | – | – | – |
| 16 GB VRAM | Size unknown | – | – | – | – |
| 24 GB VRAM | Size unknown | – | – | – | – |
| 32 GB VRAM | Size unknown | – | – | – | – |
Parameter count unknown. The weights may not be on Hugging Face yet.
Benchmark results
Epoch AI has not published results for Cogito v2.1 yet. New models are usually evaluated within days to weeks.