DeepSeek says new Flash AI model beats Kimi K3 on cyber, coding benchmarks

SCMP TechSeptember 10, 2026en

DeepSeek has released its V4.1 Flash model, claiming it outperforms its previous flagship while cutting inference costs and boosting speeds – the latest salvo in China’s aggressive price-and-performance war. The Chinese artificial intelligence developer said on Thursday that V4.1 Flash used a new “Causal-Encoder-Decoder” architecture. While built on a massive 552 billion-parameter framework, it relies on a Mixture-of-Experts (MoE) design. In traditional AI, every query runs through the entire...

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