Jamba2
Jamba2 is the second generation of hybrid State Space Model and Transformer language models released by AI21 Labs on January 8, 2026.
Open Source AI
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Kimi Linear
Kimi Linear is a hybrid linear attention architecture published by Moonshot AI on October 30, 2025, together with a 48-billion-parameter mixture-of-experts model that activates 3 billion parameters per token.