🚀 Postman Lite with Copilot Extension

A lightweight Postman alternative integrated directly into VS Code, enhanced with a Gemini AI Copilot to assist you with API requests, testing, and troubleshooting.

✨ Features

• Full-featured API Client: Send GET, POST, PUT, DELETE, PATCH requests.
• Custom Headers & Body: Easily configure your request with JSON headers and body.
• Formatted Responses: View API responses with syntax highlighting and line numbers.
• AI-Powered Copilot:
  • Generate Requests: Describe the API request you need (e.g., "GET user data from GitHub API") and the AI will auto-fill the form.
  • Test Suggestions: Ask for JavaScript test script suggestions for your API responses.
  • Troubleshooting & Explanations: Get instant explanations for HTTP status codes or troubleshooting tips.
• Clean & Responsive UI: A modern, intuitive interface designed for productivity.

🚀 Getting Started

Installation

1. Open VS Code.
2. Go to the Extensions view: Ctrl+Shift+X (or Cmd+Shift+X on macOS).
3. Search for "Postman Lite with Copilot Extension".
4. Click Install.

How to Use

Open the Extension:

1. Open the Command Palette: Ctrl+Shift+P or Cmd+Shift+P.
2. Type Open Postman Lite and select:

   Postman Lite with Copilot Extension: Open Postman Lite

3. A new Webview panel will open with the Postman Lite interface.

Make an API Request:

• Select the HTTP Method: GET, POST, PUT, etc.
• Enter the URL for your API endpoint.
• Add Headers (as a JSON object) and Body (as a JSON object) if required.
• Click the Send Request button.
• The API response will be displayed in the "API Response" section below.

Use the Copilot AI Assistant:

• Ensure your Gemini API Key is configured (see Configuration below).
• Type your query in the "Copilot AI Assistant" chat input.

Examples:

• "Create a GET request for https://jsonplaceholder.typicode.com/posts/1"
• "How do I send a POST request with a JSON body?"
• "Suggest a test to check if the response status is 200."
• "What does a 401 Unauthorized error mean?"

The AI will provide suggestions or auto-fill the API request form.

⚙️ Configuration

Gemini API Key Setup

To enable the AI Copilot features, you need a Google Gemini API Key:

Get your API Key:

• Visit Google AI Studio
• Create a new API key if you don't have one.

Configure in VS Code:

1. Open VS Code Settings: Ctrl+, or Cmd+,.
2. Search for Postman Lite.
3. Locate the setting:

   Postman Lite with Copilot Settings: Gemini Api Key

4. Paste your Gemini API Key into this field.
5. Restart your VS Code window (or close and reopen the Postman Lite webview) for the changes to take effect.

🤝 Contributing

Contributions are welcome!
If you have suggestions, bug reports, or want to contribute code, please open an issue or pull request on the GitHub repository.

📄 License

This project is licensed under the MIT License — see the LICENSE file for details.

👨‍💻 Author

Karthic Raja

Note: Replace KarthicRaja in URLs and GitHub repo links once you create and push your project.