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redanddead • yesterday at 6:59 PM • 1 reply • view on HN

Why does agentic work live and die by prefill speeds?


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bitexploder • yesterday at 7:11 PM

It doesn’t. Decode is by far the most dominant and expensive part of agentic tasks and once prefill hits a certain achievable speed decode dominates the time in ant agentic flows with reasoning. There is a reason input is so much cheaper :)

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