Request Interceptor

Intercept, monitor, and capture requests from any website

Request Interceptor – Capture & Monitor Network Requests A powerful developer tool to intercept, inspect, and analyze all HTTP/HTTPS requests made by any website in real time. Features: * Universal Capture – Logs every fetch and XMLHttpRequest across all sites (including same-origin and cross-origin) * Full Request/Response Details – View URLs, methods, headers, status codes, timing, and body previews * Domain Grouping – Requests automatically grouped by domain with counts, method breakdown, and last-seen timestamps * Advanced Filtering – Search by domain, URL, method, or status; filter blocked/modified requests instantly * Header Modification – Define custom request headers per domain (add, override, or remove) * Domain Blocking – Block specific domains entirely with one click * Export & Analysis – One-click JSON export for offline analysis or sharing * Privacy-First – All data stored locally in your browser; no external servers, no tracking Use Cases: * Debug API integrations and failing requests * Reverse-engineer undocumented APIs * Monitor third-party trackers and analytics calls * Test header-based authentication/authorization flows * Audit CSP, CORS, and security headers