JWT Decoder

JWT Decoder API

Data ConversionIncluded in SubscriptionUpdated 1 month ago

JWT Decoder decodes JWT tokens to reveal header and payload information without performing signature verification.

Online
1 credit/call
99.9% uptime
Docs
avg: 219ms|p50: 207ms|p75: 227ms|p90: 251ms|p99: 298ms
Start for Free
Online
1 credit/call
99.9% uptime
Docs
avg: 219ms|p50: 207ms|p90: 251ms|p99: 298ms

Live Test API

Try out the JWT Decoder with a live request and see the response in real-time.

API Request

POST
https://api.apiverve.com
Parameters

API Response

200 OK
12345678910111213141516171819
{
  "status": "ok",
  "error": null,
  "data": {
    "header": {
      "alg": "HS256",
      "typ": "JWT"
    },
    "payload": {
      "sub": "1234567890",
      "name": "John Doe",
      "iat": 1516239022
    },
    "signature": "SflKxwRJSMeKKF2QT4fwpMeJf36POk6yJV_adQssw5c",
    "isExpired": false,
    "expiresAt": null,
    "warning": "This API only decodes JWT tokens. It does NOT verify signatures. Do not use for security validation."
  }
}

Multiple Access Methods

REST API with multiple response formats, GraphQL, and MCP for AI agents

View all integrations

JSON

JavaScript Object Notation

XML

Extensible Markup Language

YAML

Human-readable data format

CSV

Comma-separated values

BETA

GraphQL

Query language for APIs

NEW

MCP

AI agent integration

Zero-Code Integration

Embed This API

Add interactive API forms to your website with a simple iframe embed

Live Preview

Demo Mode
Developer SDKs

Skip the HTTP calls. Use our official packages

Integrate faster with type-safe SDKs and comprehensive documentation

View all integrations

NuGet

.NET / C#
Ready
NuGetDocs

PyPI

Python
Ready
PyPIDocs

NPM

Node.js / JavaScript
Ready
NPMDocs
Need a different language?Our REST API works with any programming language. Examples available for PHP, Ruby, Go, and more.
View All Examples

Related APIs

Explore other data conversion APIs that complement the JWT Decoder

Explore All APIs

Frequently Asked Questions

Get answers to common questions about the JWT Decoder API

Who built the JWT Decoder API?

The JWT Decoder API is built and maintained by APIVerve. All 300+ APIs on our platform are developed in-house by the APIVerve team, ensuring consistent quality, unified authentication, predictable pricing, and enterprise-grade reliability backed by our 99.9% uptime SLA. We handle the infrastructure, maintenance, and updates so you can focus on building your application.

What does the JWT Decoder API do?

JWT Decoder decodes JWT tokens to reveal header and payload information without performing signature verification. The API returns structured data in JSON, XML, or YAML format, making it easy to integrate into any application or workflow.

How fast is the JWT Decoder API?

The JWT Decoder API has an average response time of 219ms, with a median (p50) of 207ms and 99th percentile of 298ms. Our infrastructure maintains 99.9% uptime with servers distributed globally for low latency.

How much does the JWT Decoder API cost?

Each call to the JWT Decoder API uses 1 credit. The free tier includes 100 credits per month. Paid plans start at $29.99/month with higher limits, and enterprise plans offer custom pricing with priority support.

How do I authenticate JWT Decoder API requests?

Include your API key in the request header as X-API-Key: your_key_here. All requests are made over HTTPS for security. You can get your API key by signing up for a free account.

What HTTP methods does JWT Decoder support?

The JWT Decoder API supports POST requests. Use POST for sending larger payloads or complex data structures. Check our documentation for detailed parameter specifications.

Ready to integrate JWT Decoder API?

Join thousands of developers building amazing applications with reliable API data. Get started with your free API key today.

Get Free API KeyView Documentation
100 free credits/month
No setup fees
24/7 support