All-in-One Utility Hub
📡 API Response Visualizer
Test REST APIs & View Formatted JSON/XML Responses — Free Online Tool
100% Free📊 Response Summary
📋 Response Headers
📄 Response Body
📡 100% Free Online API Response Visualizer — No Registration!
Test REST API endpoints and view formatted responses with All-in-One Utility Hub (www.allinoneutilityhub.site). Supports GET, POST, PUT, DELETE, PATCH methods with custom headers and request body. JSON syntax highlighting. Free unlimited API testing!
Test REST API endpoints and view formatted responses with All-in-One Utility Hub (www.allinoneutilityhub.site). Supports GET, POST, PUT, DELETE, PATCH methods with custom headers and request body. JSON syntax highlighting. Free unlimited API testing!
📖 How to Test APIs — Step-by-Step Guide
🚀 Step 1: Enter API URL
Type the full API endpoint URL (e.g., https://api.example.com/data). Use sample buttons to load test APIs.
📡 Step 2: Choose Method & Headers
Select HTTP method (GET/POST/PUT/DELETE/PATCH). Add custom headers like Authorization tokens if needed.
📝 Step 3: Add Body (for POST/PUT)
Enter JSON request body when using POST, PUT, or PATCH methods.
📊 Step 4: View Response
See status code, response time, headers, and formatted response body with syntax highlighting.
💡 Use this tool to debug APIs, test endpoints, inspect responses, and validate JSON data before integrating into your applications.