With the performance gains they're claiming, I wonder if they implemented the Casual Encoder-Decoder technology from DeepSeek 4.1's paper.
I could see them accomplishing it and seeing gains like this in roughly the correct timeframe, and when I heard about that development I assumed the frontiers would probably jump on it.
How it works: <a href="https://miraflow.ai/blog/deepseek-v4-1-flash-causal-encoder-decoder-explained-2026" rel="nofollow">https://miraflow.ai/blog/deepseek-v4-1-flash-causal-encoder-...
techjamie · · focus · HN ↗
I could see them accomplishing it and seeing gains like this in roughly the correct timeframe, and when I heard about that development I assumed the frontiers would probably jump on it.
How it works: <a href="https://miraflow.ai/blog/deepseek-v4-1-flash-causal-encoder-decoder-explained-2026" rel="nofollow">https://miraflow.ai/blog/deepseek-v4-1-flash-causal-encoder-...
ryangg · · focus · HN ↗
peri-cl · · focus · HN ↗
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