82% of orgs are API-first. Collaboration and velocity depend on it. Read the report →

Postman Interceptor

Postman Interceptor helps you bring browser network traffic into Postman.

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Postman showing capture requests and cookies. Screenshot.

Debug quicker

Confidently debug by capturing and inspecting traffic between your client and another API, right in Postman.

Capture traffic

  • Use Postman Interceptor to capture traffic and see exactly how your client and APIs are communicating.

Inspect results

  • Inspect results directly in Postman, identify issues, and resolve errors quickly.

Develop faster

  • Streamline your workflow by eliminating the need to switch back and forth between Postman and your browser.

How to install Interceptor

  1. Download Postman Interceptor for Chrome, Safari, Edge, and Firefox.
  2. Pin extension to the address bar of the browser.
  3. Before starting the network traffic capture, make sure you have the Postman desktop app installed and opened.
  4. Click on the Interceptor extension icon in the browser, and click on Start Capture.
Learn More
Selecting types of authentication in Postman. Screenshot.

Broken collaboration leads to broken APIs.

Ninety-three percent of API teams still face collaboration blockers. The 2025 State of the API report reveals how you can unlock the productivity gains that API-first promises, but scattered tooling prevents.

Read the report
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