Open Source AI Wins: DeepSeek V4 Goes MIT, NVIDIA Ships Hybrid Mamba Models, and Google Solves the Memory Problem
DeepSeek V4 matches Claude Opus on coding at 7x lower cost under MIT license. NVIDIA's Nemotron 3 brings hybrid Mamba-Transformer MoE to the open. Google's TurboQuant cuts KV cache memory by 6x with no retraining.