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Build a Small Codex Skill with a Clear Job

This story is from 2026-09-20. It is preserved in the archive; the latest stories are on the live feed.

A skill description helps Codex decide when to use that skill. If an invoice skill says it handles “business, money, customers, and documents,” it could match many requests that have nothing to do with invoices. Let's build a smaller example: a skill that creates Markdown invoice drafts from suppli…

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  1. 2026-09-20 13:40 · DEV Community — AI
    Build a Small Codex Skill with a Clear Job

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