# JWT Token Decoder & Inspector > Decode JSON Web Tokens (JWT) to inspect Header, Payload claims, and Expiration dates instantly. - **Category / Silo**: developer - **Free Access**: Yes (No credit card required) ## Tool Description Decode JSON Web Tokens (JWT) to inspect Header, Payload claims, and Expiration dates instantly. ## Key Steps & Implementation 1. **Paste JWT Token**: Insert encoded JWT string (eyJhbGci...). 2. **Inspect Claims**: View decoded JSON Header, Payload, and expiration timestamp. 3. **Copy JSON**: Copy formatted JSON payload claims. ## Key Benefits - Zero Server Transmission - Real-Time Expiration Warning - Pretty JSON Display - Free Unlimited Usage --- URL: https://cacto.cc/tools/developer/jwt-decoder