🔌 Developer Tools

API Payload Examples

Free, ready-to-use API payload samples in JSON, XML, and form-data formats. Copy-paste directly into Postman, curl, or your test scripts. Built for developers testing REST APIs, webhooks, and integrations.

Payload Categories

🔗

REST API Payloads

Standard JSON payloads for CRUD operations on users, products, orders

JSON

🪝

Webhook Payloads

Event payloads from Stripe, GitHub, Slack, and custom webhooks

JSON

📡

GraphQL Queries

Sample queries, mutations, and subscriptions with variables

JSON

📋

XML/SOAP

SOAP envelope samples, XML-RPC payloads, and RSS feeds

XML

📝

Form Data

Multipart form-data and URL-encoded payloads for file uploads

form-data

⚠️

Error Responses

Standard error payloads: 400, 401, 403, 404, 500 with details

JSON

Coming soon: Downloadable payload collections are being prepared. Check back soon or explore our JSON & CSV Dummy Data for structured datasets.

Quick Examples

POST /api/users – Create User

{
  "name": "John Doe",
  "email": "[email protected]",
  "role": "developer",
  "age": 28,
  "preferences": {
    "theme": "dark",
    "notifications": true
  }
}

Stripe Webhook – Payment Success

{
  "type": "payment_intent.succeeded",
  "data": {
    "object": {
      "id": "pi_3MtwBwLkdIwHu7ix28a3tqPa",
      "amount": 2000,
      "currency": "usd",
      "status": "succeeded"
    }
  }
}

Explore More

All Files JSON & CSV Data Documents

Which File Size Do You Need?

A quick guide to selecting the right dummy file size for your specific testing scenario.

File Size	Best For	Typical Testing Scenarios
1MB - 10MB	Basic Form Uploads	Profile avatars, email attachment limits, basic validation, generic document processing.
50MB - 100MB	Standard API Limits	Nginx `client_max_body_size` testing, API payload limits, WebHook timeouts.
500MB - 1GB	Bandwidth & Streaming	Video streaming buffering tests, chunked resumable upload flows, CDN origin pull tests.
5GB - 10GB	Stress Testing	Large object storage validation (S3), network stability, ISP throttling detection, disk I/O.