Connect to External Services

APIs let your app talk to other services — weather data, stock prices, AI models, and more. Understanding APIs opens up endless possibilities.

🎯 What You'll Learn

  • • What APIs are and how they work
  • • Making GET and POST requests
  • • Handling API responses
  • • API keys and authentication
  • • Error handling

Free APIs to Practice With

OpenWeatherMap

Weather data for any location. Free tier available.

JSONPlaceholder

Fake REST API for testing and prototyping. No key needed.

Unsplash

Beautiful images API. Free tier for projects.

💡 The Pattern

Ask Claude: "Connect to [API name] and display [what you want]." Claude will handle the technical details of making the request and parsing the response.