Cogito v2.1 671B — Free AI Chat on Rewind.ai

Chat with Cogito v2.1 671B for free — no signup, no credit card. Deep Cogito's Cogito v2.1 671B runs in your browser on Rewind.ai, with pay-as-you-go tokens and full API access.

What is Cogito v2.1 671B?

Cogito v2.1 671B MoE represents one of the strongest open models globally, matching performance of frontier closed and open models. This model is trained using self play with reinforcement learning.

How does Cogito v2.1 671B work?

Type your message in the box above and Cogito v2.1 671B replies instantly — no setup required. Your chat history is saved locally in your browser; sign up free to sync it across devices and get an extra 10,000 tokens. You can switch between Cogito v2.1 671B and other models at any time from the picker at the top.

Is Cogito v2.1 671B free?

Cogito v2.1 671B is pay-as-you-go at $1.25/M input tokens, but you can use it without paying: every visitor gets 2,500 free tokens a day with no sign up, and a free account raises that to 5,000.