Browse HTTP protocol and traffic debugging guides.
- HTTP Analyzer: Capture API Requests From Any App
Learn how HTTP Debugger captures, inspects, and troubleshoots traffic beyond DevTools
- HTTP Headers in APIs: Structure, Types, and Diagnostics
Understand how HTTP headers control API authentication, caching, CORS, and security
- HTTP POST: API Request Debugging Guide with Examples
Understand how POST payloads, response codes, and idempotency affect API design
- HTTP Protocol: How It Works, Methods & Versions
Understand HTTP requests, responses, methods, status codes, and how HTTP/1.1, HTTP/2, and HTTP/3 differ
- HTTP Request: Format, Methods, and Examples
Learn how HTTP methods affect caching, retries, idempotency, and API behavior
- HTTP Response Structure and Codes
Learn how response status lines and headers describe server replies
- HTTP Sniffer for APIs: Capture and Analyze
Explore how HTTP sniffers differ from packet sniffers and proxy tools
- HTTP Tools for Debugging: CLI vs Proxy vs Sniffer
Review the HTTP toolbox needed for API testing, web debugging, and traffic capture
- HTTP Trace in 7 Steps to Debug API Calls
Learn how to trace API failures through headers, bodies, status codes, and redirects
- HTTP Traffic Monitoring: Capture, Filter, Fix
Learn how to capture, filter, compare, and analyze HTTP traffic for debugging
- HTTP Viewer: Debug API Requests in 7 Steps
Avoid common mistakes when inspecting HTTP traffic with a 7-step API debugging workflow