JWT Decode API
JWT Decode API. Decode JWT header and payload without verifying the signature. Returns algorithm, claims, expiration, issued-at, not-before timestamps, and token validity hints. Useful for agents, developers, authentication debugging, token inspection, API testing, and security workflows. Paid per call via x402.
Answeringour last check, 2026-10-02
1 of 1checks answered this week
328 msmedian answer time
$0.001listed price per call
$0.001price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://tools.ipintel.ai/jwt-decode
| Category | Market data |
|---|---|
| Provider host | tools.ipintel.ai |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-02 | valid payment request | 402 | $0.001 | 328 ms |
Example input (from the provider)
{
"body": {
"token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjMifQ.signature"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"token": {
"description": "JWT token to decode",
"type": "string"
}
},
"required": [
"token"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": true,
"properties": {
"algorithm": {
"type": "string"
},
"header": {
"additionalProperties": true,
"properties": {},
"type": "object"
},
"is_expired": {
"type": "boolean"
},
"ok": {
"type": "boolean"
},
"payload": {
"additionalProperties": true,
"properties": {},
"type": "object"
},
"service": {
"type": "string"
},
"timestamp": {
"type": "string"
},
"valid_format": {
"type": "boolean"
},
"verified_signature": {
"type": "boolean"
},
"warning": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}