Open-source releaseModerate global significanceConfirmed confidence
Deep Cogito releases 671B MoE model Cogito v2.1
Deep Cogito releases Cogito v2.1, a 671-billion-parameter mixture-of-experts open model aimed at complex reasoning and systems thinking.
What happened
Event details
Released on November 19, 2025, Cogito v2.1 is a 671B mixture-of-experts Transformer positioned for complex logical reasoning and broad systems-level analysis.
Assessment
Why it matters
Cogito v2.1 adds a very large reasoning-oriented MoE model to the open ecosystem.
67/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.
Availability
Access notes
Released as an open model.