💳 Bill Payment API

Practice API automation with realistic bill payment endpoints

Use Java (RestAssured) • Python (requests/httpx) • C# (RestSharp) • Postman • Hoppscotch & more!

Created for the community by Gaurav Khurana •

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🎬 New Here? Watch This First!

Learn how to use this API for practicing automation testing — a quick walkthrough to get you started!

🔑 API Key Authentication

X-API-Key: demo-api-key-123

Header Add this header to all requests

🎫 Bearer Token

Authorization: Bearer demo-jwt-token-456

JWT Alternative authentication method

👤 Basic Auth

demo:password123

Base64 ZGVtbzpwYXNzd29yZDEyMw==

📋 JSON Schemas (Copy for Postman/Validation)

Click any schema to copy the JSON - ready for Postman tests, JSON Schema validation, or code generation!

👤 User
📄 Bill
💸 Payment
🏢 Biller
💳 PaymentMethod
📍 Address
📁 UploadedFile
📄 Pagination
⚠️ Error
📥 Download Full OpenAPI Spec