Build a Small Codex Skill with a Clear Job

Description and use

<p>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.</p> <p>Let's build a smaller example: a skill that creates Markdown invoice drafts from supplied billing data. It will have a clear trigger, a short set of rules, and practice data with totals we can check by hand.</p> <p>This follows the skill advice in OpenAI's <a href="https://developers.openai.com/blog/rethinking-skills-and-prompts-for-gpt-6-astra" rel="noopener noreferrer">GPT-

Problem

<p>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.</p> <p>Let's build a smaller example: a skill that creates Markdown invoice drafts from supplied billing data. It will have a clear trigger, a short set of rules, and practice data with totals we can check by hand.</p> <p>This follows the skill advice in OpenAI's <a href="https://developers.openai.com/blog/rethinking-skills-and-prompts-for-gpt-6-astra" rel="noopener noreferrer">GPT-

Outcome

<p>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.</p> <p>Let's build a smaller example: a skill that creates Markdown invoice drafts from supplied billing data. It will have a clear trigger, a short set of rules, and practice data with totals we can check by hand.</p> <p>This follows the skill advice in OpenAI's <a href="https://developers.openai.com/blog/rethinking-skills-and-prompts-for-gpt-6-astra" rel="noopener noreferrer">GPT-

Evidence

Build a Small Codex Skill with a Clear Job

Source