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Build logs and field-tested opinions on building for Tableau with AI — extensions, Claude Code, the Extensions API, and what actually works when you put a model in front of a real estate.
A Claude Code skill is the memory you hand the AI before you prompt — your rules, patterns, and fixes, baked in. Here's what a skill actually is, why it beats a better prompt, and what changes when you use one.
I gave Claude Code the same prompt twice — once with a Tableau extensions skill, once without. Same model, same data. One fought the manifest for 40 minutes. The other built a working KPI card on the first prompt. Here's why.