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    Deep Cogito: Cogito v2.1 671B

    deepcogito/cogito-v2.1-671b

    Created Nov 13, 2025128,000 context
    $1.25/M input tokens$1.25/M output tokens

    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 to reach state-of-the-art performance on multiple categories (instruction following, coding, longer queries and creative writing). This advanced system demonstrates significant progress toward scalable superintelligence through policy improvement.

    Recent activity on Cogito v2.1 671B

    Total usage per day on OpenRouter

    Prompt
    5.15M
    Completion
    358K
    Reasoning
    181K

    Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.