OpenUI Skill

Agent-ready guidance for building generative UI with OpenUI. This repository contains one skill that helps AI coding assistants build OpenUI apps, add generative UI to existing apps, and run them on OpenUI Gateway.

Installation

npx skills add thesysdev/skills

Once installed, try prompts such as:

• "Build a generative UI agent that answers questions about our sales data."
• "Start a new OpenUI app with the shadcn design system."
• "Add generative UI to my assistant-ui chat."
• "Move my OpenAI Chat Completions backend to OpenUI Gateway."
• "Build a custom OpenUI component library for these domain objects."
• "Deploy this app and give me a preview URL."

Skill contents

File	Covers
SKILL.md	What OpenUI is, which reference to read for each job, the rules every task follows, and the package map
new-app.md	Scaffolding with npx @openuidev/cli@latest create, the API key handoff, the default scaffold, customizing, and verifying
existing-app.md	Adding a component library, pointing the backend at Gateway, and rendering in assistant-ui, CopilotKit, or a custom chat
gateway.md	Gateway with Chat Completions: client setup, BYOK, the system prompt, conversation storage, tools, and security
gateway-responses.md	Apps that already use the Responses API: history models and hosted tools
direct-provider.md	Apps that call their own model provider directly: provider client, full prompt, app-owned storage
autofix.md	Correcting OpenUI Lang when inference stays with the user's provider
component-library.md	Defining and extending libraries, generating the spec, and keeping stored responses compatible
agent-interface.md	Agent Interface: stream adapters, storage, shell slots, and navigation
artifacts.md	Tool output as artifacts: renderers, parser inputs, and storage
theming.md	ThemeProvider, tokens, and light/dark/system mode
reliability.md	DevTools, Reliability Monitoring, and fixing generation errors
deploy.md	npx @openuidev/cli@latest deploy and its options
openui-lang.md	OpenUI Lang 1.0: syntax, state, queries, actions, errors, and validation
examples.md	Where the example catalog lives and how to use it

Learn more

• OpenUI documentation
• OpenUI Gateway
• Reliability Monitoring
• OpenUI source and examples
• OpenUI Lang specification