AI Applications · Prompt Engineering · Industry Adoption
Notes from
the AI era
From hands-on work with Claude and GPT, to prompt and context engineering, to how AI actually lands in different industries.
- Posts
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- 2026-06-20
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Opus, Sonnet, Haiku: How to Actually Pick One
There is no best model, only the right one for the job. Here is a table for deciding which to call where.
02RAG Is Not a Silver Bullet: When to Use It, When Not To
Stuffing every question into a vector store won't make your AI smarter. It might make it dumber.