A comprehensive development framework for designing, implementing, and deploying ChatGPT applications powered by the Model Context Protocol.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install chatgpt-apps
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install chatgpt-apps using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is ChatGPT Apps Builder?
The ChatGPT Apps Builder is a specialized toolkit designed to bridge the gap between AI concepts and production-grade conversational applications. By leveraging Openclaw Skills, this tool guides developers through a structured five-phase lifecycle: Conceptualization, Design, Implementation, Testing, and Deployment. It simplifies the complexity of the Model Context Protocol (MCP) by providing automated scaffolding for servers, interactive UI widgets, and secure backend integrations.
This skill ensures that every application built follows conversational UX best practices, avoiding common anti-patterns while maximizing user engagement through native ChatGPT features. Whether you are building simple query tools or complex multi-user systems with persistent storage, using these Openclaw Skills ensures a consistent and valid technical architecture from day one.
ChatGPT Apps Builder Use Cases
- Creating custom internal business tools that live directly within the ChatGPT interface.
- Developing interactive data visualization dashboards using HTML/CSS widgets.
- Building secure, multi-user applications with Auth0 or Supabase integration.
- Rapidly prototyping and deploying MCP servers to cloud platforms like Render.
- Generating and testing golden prompts to ensure high-precision tool invocation by LLMs.
How ChatGPT Apps Builder Works
- Initialize the project workflow using the new app command to define core functionality and user stories.
- Configure the Tool Topology by classifying tools into query, mutation, or destructive types with Zod schema validation.
- Design and preview interactive widgets using the integrated HTML/JS sandbox and mock data system.
- Implement the server logic using the Model Context Protocol SDK and session-aware transports.
- Run the validation suite to ensure compliance with ChatGPT connector requirements and resource MIME types.
- Generate automated deployment configurations like Dockerfiles and render.yaml for seamless cloud hosting.
ChatGPT Apps Builder Setup
To begin building your application with these Openclaw Skills, run the following commands in your terminal:
# Initialize a new project
/chatgpt-apps new
# Run the automated setup script to install dependencies
./setup.sh
# Launch the development server with hot-reloading and widget previews
./START.sh --dev
ChatGPT Apps Builder Data Schema & Taxonomy
The skill maintains a structured project state to track development progress and ensure consistency across Openclaw Skills sessions:
| Component | File Path | Description |
|---|---|---|
| Project State | .chatgpt-app/state.json |
Tracks current phase, enabled tools, and deployment status. |
| Testing Prompts | .chatgpt-app/golden-prompts.json |
Stores direct, indirect, and negative prompts for LLM validation. |
| App Server | server/index.ts |
The core MCP server implementation using TypeScript. |
| Infrastructure | render.yaml |
Service definitions for automated cloud deployment. |
ChatGPT Apps Builder Advanced Features
- Intelligent State Management: Automatically resumes in-progress builds by reading local project metadata.
- Automated Golden Prompt Generation: Creates high-precision test cases to measure tool invocation accuracy.
- Integrated Auth Generators: Scaffolds complex Auth0 or Supabase authentication flows with a single command.
- Widget SDK Integration: Provides a standardized bridge for HTML widgets to communicate with the ChatGPT environment.
- Pre-flight Validation Suite: Runs a 10-point check on your codebase before allowing deployment to production via Openclaw Skills.
SKILL.md
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