From the course: OpenAI Codex 101: From Idea to Deployed App

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Package a Codex plugin

Package a Codex plugin

You've built a README documentation skill and connected Codex to Flask Docs through MCP. Those are two separate things living in two separate places. Your skill is in agents-slash-skills in your repo. Your mcp-config is in config.toml. A plugin bundles both into a single installable package. Anyone on your team or anyone working on a similar Flask project can install your plugin and get everything at once. You're going to package what you already built. Plugins created by OpenAI appear in the codecs directory, and you can use and install them. But you can also create your own, and that's exactly what we're going to do. You'll start with building your plugin locally and testing it before sharing it with others. First, your Codex plugin needs a manifest file at codex-plugin-slash-plugin.json. This tells Codex what's inside. Go to your Codex interface and submit this prompt. Create a Codex plugin in codex-plugin with a plugin.json manifest file. Set the name to Flask Project Toolkit…

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