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JWT Decoder API templates

A working app built on the JWT Decoder API.

Deploy one to Vercel with your free API key and it's live in about a minute, or clone it from GitHub and make it your own. See all templates.

Paste a JSON Web Token and read its header, claims and expiry in plain words.

Build with JWT Decoder. One free key unlocks all 300+ APIs.

300+ APIs on the same key and the same response shape.