Vili Koistinen
Work
Writing
CV
Writing
Essays and notes on things I’m thinking about.
RSS
2026
Shipping isn’t the win
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AI makes building cheap. That makes deciding what’s worth keeping the real work.
10 Nov
Traditional ML told you what to measure. LLMs don’t.
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Without evaluation, the first demo is as good as your LLM product will ever get.
29 Oct