Use Codex to turn expected behavior into a Promptfoo eval suite.
Go from a mobile-app idea to a working Expo app with the dedicated plugin.
Give Codex a composable command for an API, log source, export, or team script.
Define a game plan and let Codex build and test it in a live browser.
Give Codex a durable objective for long-running work.
Explore the concept visually with ImageGen and build a first version of your idea.
Use Codex as a scored improvement loop to solve hard tasks.
Use code and other sources to automate docs updates.
Remove dead code and modernize legacy patterns without changing behavior.
Migrate legacy stacks in controlled checkpoints.
Create a skill Codex can keep on hand for work you repeat.
Trace request flows, map unfamiliar modules, and find the right files fast.
Upgrade your app to the latest OpenAI API models.
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