API Testing Practice Arena
Master REST API testing with interactive endpoints and real-world scenarios
📡 Available API Endpoints
Click on any endpoint to load it into the API tester
GET
/api/users
Retrieve all users
Returns a list of user objectsGET
/api/users/{id}
Get user by ID
Returns a single user objectPOST
/api/users
Create new user
Creates a new user with provided dataPUT
/api/users/{id}
Update user
Updates existing user dataDELETE
/api/users/{id}
Delete user
Deletes a user by IDGET
/api/search
Search users
Search users with query parametersPOST
/api/validate
Validate data
Validates input data and returns errorsGET
/api/error/400
Bad Request Error
Simulates 400 Bad RequestGET
/api/error/401
Unauthorized Error
Simulates 401 UnauthorizedGET
/api/error/404
Not Found Error
Simulates 404 Not FoundGET
/api/error/500
Server Error
Simulates 500 Internal Server ErrorGET
/api/delay/{seconds}
Delayed Response
Simulates slow API response🧪 Interactive API Tester
Request
Headers
Body
Params
Response
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Time (ms)
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Size (bytes)
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Headers
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🔐 Authentication Testing
Test different authentication methods and authorization scenarios
Bearer Token Authentication
API Key Authentication
Basic Authentication
📜 Request History
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