API Testing & Request Builder
FluxPort provides a high-performance, developer-first interface for testing REST and GraphQL endpoints with sub-40ms latency.
Core Functionality Workflow
1
Initial Request Setup
Start by typing your target endpoint in the URL bar. FluxPort supports a wide range of HTTP methods including GET, POST, PUT, and more.
GET
https://api.fluxport.io/v1/user
2
Headers & Auth Injection
Click the Auth or Headers tabs in the request panel. You can define authentication schemes like Bearer Token or Basic Auth, or add custom metadata.
Add Header
key
value
Environment Injection
Use {{API_KEY}} to automatically pull from your active environment variables.
3
Body JSON Editor
For POST and PUT requests, our built-in JSON editor provides real-time syntax highlighting and schema validation.
Payload BuilderValid JSON
{
"name": "Alex Smith",
"email": "alex@fluxport.org",
"roles": ["dev", "lead"]
}Advanced Testing Tools
Request History
FluxPort automatically saves every request with full headers and body history for instant replay.
Code Generation
Export your request as cURL, Axios, Fetch, or Python code snippets directly from the UI.
Settings Injection
Deep configuration of timeout limits, SSL verification, and CORS proxy routing.
Fast-Tracking Your Debugging
Combine our Smart Relay Proxy with the Request Builder to intercept and rewrite production traffic on the fly for local testing.