ToolsXpo
ToolsXpo

JSON Schema Generator

Infer and generate standard draft-07 JSON Schema documents instantly from your sample JSON payloads. 100% in-browser.

Configuration

Add description fields to values

Force properties to be required

This tool has an API.Automate it from your code — 1 credit/call.Open in Playground

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How to use JSON Schema GeneratorEvery option explained, a worked example, and what to check when the output looks wrong.Read the guide

Examples & Use Cases

Sample JSON Input

{
  "name": "Jane",
  "active": true
}

Generated Schema

{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "GeneratedSchema",
  "type": "object",
  "properties": {
    "name": { "type": "string" },
    "active": { "type": "boolean" }
  },
  "required": ["name", "active"]
}

Use JSON Schema for Data Safety and Protocol Design

When creating modern RESTful interfaces, designing configuration payloads, or setting up validation layers, having a clear structural layout is essential.JSON Schema provides a contract-like structure to assert what is valid data. Our generator lets you convert any existing sample payload directly into a complete, standard-compliant schema document.

How to use JSON Schema Generator

  1. Paste or type your input into the editor on the left.
  2. Leave the defaults, or tweak them if the tool exposes options.
  3. The result appears on the right as you type.
  4. Copy the output or download it.

This tool runs in your browser. Your input is not uploaded or stored.

Use it from the API

Everything this page does is also available as a REST endpoint, so you can call JSON Schema Generator from your own code, a script or a CI pipeline.

Bash
curl "https://api.toolsxpo.com/v1/json-schema-generator" \
  -H "Authorization: Bearer txp_live_YOUR_KEY"

The endpoint returns a JSON envelope ({ ok, data, meta }) and costs 1 credit per successful call. Try it in the playground or browse the full API reference.

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