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Version: 3.4 (Current)

Using with AI Assistants

IAPKit - In-App Purchase Solution

expo-iap provides AI-friendly documentation for use with AI coding assistants like Cursor, GitHub Copilot, Claude, and ChatGPT.

AI-Optimized Documentation​

We provide two documentation formats optimized for AI assistants:

FormatDescriptionURL
Quick ReferenceConcise API overview (~300 lines)llms.txt
Full ReferenceComplete API documentation (~1000 lines)llms-full.txt

Add to Cursor​

Cursor allows you to add custom documentation sources:

  1. Open Cursor Settings (Cmd+, on Mac or Ctrl+, on Windows/Linux)
  2. Go to Features > Docs
  3. Click Add new doc
  4. Enter the URL: https://hyochan.github.io/expo-iap/llms.txt
  5. Give it a name like "expo-iap"

Now when you ask Cursor about expo-iap, it will reference the official documentation.

Add to GitHub Copilot​

For GitHub Copilot Chat in VS Code:

  1. Open a new chat (Ctrl+Shift+I or Cmd+Shift+I)
  2. Reference the documentation URL in your prompt:
@workspace Using https://hyochan.github.io/expo-iap/llms-full.txt as reference,
help me implement in-app purchases with expo-iap

Add to Claude or ChatGPT​

When using Claude or ChatGPT, you can provide the documentation URL directly in your prompt:

Please refer to https://hyochan.github.io/expo-iap/llms-full.txt for the expo-iap API documentation.

Help me implement a subscription purchase flow with expo-iap.

Or paste the content of llms.txt or llms-full.txt directly into your conversation for better context.

Direct URL Access​

You can access the AI documentation directly:

What's Included​

Quick Reference (llms.txt)​

  • Installation instructions
  • useIAP hook basic usage
  • Core API signatures
  • Key type definitions
  • Common patterns
  • Error handling basics

Full Reference (llms-full.txt)​

  • Complete installation and configuration guide
  • Full useIAP hook API with all options
  • All direct API functions with examples
  • Complete type definitions
  • Full error code reference
  • iOS and Android platform-specific APIs
  • Common implementation patterns
  • Troubleshooting guide

Example Prompts​

Here are some example prompts that work well with the AI documentation:

Basic Setup​

Using expo-iap documentation, show me how to set up a basic store
with product fetching and purchase handling.

Subscription Implementation​

How do I implement subscription purchases with expo-iap?
Include Android offer tokens handling.

Error Handling​

What are all the error codes in expo-iap and how should I handle them?

Platform-Specific Features​

Show me how to use iOS-specific features like refund requests
and subscription status checking in expo-iap.

Restore Purchases​

How do I implement a "Restore Purchases" button with expo-iap?

Tips for Better Results​

  1. Be specific: Mention expo-iap explicitly in your prompts
  2. Reference the docs: Include the documentation URL for more accurate answers
  3. Provide context: Mention your platform (iOS/Android) if relevant
  4. Ask for examples: Request code examples for practical implementation

Feedback​

If you find issues with the AI documentation or have suggestions for improvement, please open an issue on GitHub.