Free

JWT Decoder

Paste a JWT token to decode and inspect its header, payload, and expiration status. Everything runs in your browser.

100% FreeNo Signup RequiredRuns in Your Browser
Status
Valid
Expires in
1623d 18h
Issued
3005d 20h ago

Header

{
  "alg": "HS256",
  "typ": "JWT"
}

Payload

{
  "sub": "1234567890",
  "name": "John Doe",
  "iat": 1516239022,
  "exp": 1916239022
}

Claims

sub"1234567890"Subject
name"John Doe"
iat1516239022Issued At
exp1916239022Expiration Time

Signature

4S2sL0bGMwFk3IGSbIOAsOGSYH_B5MddO1BDLl2Yb4E

This tool decodes tokens entirely in your browser. No data is sent to any server.

About JWT Decoder

Paste a JWT token to instantly decode and inspect its header, payload, and signature. View claims like expiration, issuer, and custom data. Everything runs in your browser — tokens are never sent to a server.

Frequently Asked Questions

LaunchChat uses JWT for secure widget authentication. Learn more about our embed security.

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