Intercepto is a powerful Chrome add-on designed for developers who need to inspect and manipulate APIs directly within their browser. This free tool simplifies the debugging process by allowing users to capture and edit requests made by their applications, including fetch, XHR, GraphQL, and WebSocket traffic. With its intuitive interface, Intercepto enables users to hover over UI elements to identify the underlying API connections, making it easier to understand how data drives user interfaces.

The key features of Intercepto include the ability to modify response bodies, statuses, and headers instantly, as well as save persistent overrides for future requests. Developers can also utilize a structured viewer for WebSocket and Socket.IO events, facilitating a clearer understanding of real-time data flows. With no setup required and compatibility across various environments, Intercepto is an essential tool for frontend development, QA testing, and debugging applications.