Text to JSON Converter
Transform unstructured text into clean, structured JSON data instantly.
Extract meaningful entities and relationships from any text input. This tool uses advanced NLP to map natural language into precise JSON schemas for seamless integration.
How it works
Three steps. No complex setup.
Input Text
Provide the unstructured text and an optional schema hint to guide the extraction process.
AI Processing
Our engine analyzes the text to identify key entities, attributes, and data types based on your requirements.
JSON Generation
Receive a structured, validated JSON object ready to be used in your applications or databases.
Who is it for?
Response example
Real input and output. What you send and what you get back.
// Input
{
"text": "John Smith, 35 years old, lives in Madrid, works as a software engineer at TechCorp",
"schema_hint": "person object with name, age, city, job"
}// Output
{
"extracted_json": "{\"name\":\"John Smith\",\"age\":35,\"city\":\"Madrid\",\"job\":\"Software Engineer\",\"company\":\"TechCorp\"}",
"fields_detected": [
"name",
"age",
"city",
"job",
"company"
],
"confidence": 0.96,
"data_type": "person",
"warnings": [],
"error": null
}Try it now
// live demo — no account needed to try
Playground
Integrate into your project
Copy and paste. Replace YOUR_API_KEY with your real key.
curl -X POST https://jsnhengine.com/api/trpc/textToJson.convert \
-H "Content-Type: application/json" \
-H "Authorization: Bearer YOUR_API_KEY" \
-d '{"json": {"text":"John Smith, 35 years old, lives in Madrid, works as a software engineer at TechCorp","schema_hint":"person object with name, age, city, job"}}'Why choose JSNH Engine Lab
Low latency
Responses in under 200ms
Secure authentication
API keys with per-plan rate limiting
Usage tracking
Every request logged with metrics
Production ready
Input validation and typed errors
Frequently asked questions
Everything you need to know before integrating.
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// production ready
Start using Text to JSON Converter
Sign up free and get 1,000 tokens to start. No credit card. No complex setup.