This is a local-only application builder. App data is stored in your
browser and is not submitted to any server. If you provide an OpenAI
key, requests are sent directly to OpenAI only.
Want a quick start? Create a TODO sample app and modify it.
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Settings
Your key is stored only in this browser (localStorage). It is sent
directly to OpenAI — no server proxy is involved. Leave blank to skip
AI generation.
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Project Settings
Agent Instructions
This is the full instruction text sent to the AI (including generated sections from package docs and API exports).