Tutorial

JSON Render Online: Using json-render.org for AI → JSON → UI

Discover how to transform natural language prompts into beautiful, functional UI components using json-render online. Build AI-powered dashboards, widgets, and data visualizations in minutes.

JSON Render Online - AI to JSON to UI Flow

AI → JSON → UI

The complete workflow for AI-generated interfaces

1What is json-render?

json-render is an open-source library that bridges the gap between AI-generated content and user interfaces. It provides a safe, predictable way to render AI outputs as React components using a structured JSON format.

🛡️

Guardrails

AI can only use components you define

⚡

Streaming

Progressive rendering as JSON arrives

🔗

Data Binding

Two-way binding with JSON Pointer paths

2Getting Started with json-render.org

Visit json-render.org to access the complete documentation, examples, and the online playground. You can try json-render online without any installation to see how it transforms AI responses into UI.

📦Quick Installation

npm install @json-render/core @json-render/react

3AI → JSON: How It Works

The first step in the json-render online workflow is converting natural language prompts into structured JSON. This is achieved by using a Component Catalog that defines what components and actions the AI can use.

User Prompt

"Create a dashboard with revenue metrics showing total revenue as currency and growth as percentage"

AI-Generated JSON

{
  "type": "Card",
  "props": {
    "title": "Revenue Dashboard"
  },
  "children": [
    {
      "type": "Metric",
      "props": {
        "label": "Total Revenue",
        "valuePath": "/revenue",
        "format": "currency"
      }
    }
  ]
}

💡 Key Insight: The magic of json-render online is that the AI cannot hallucinate unsupported components. It can only use what you've defined in your catalog.

4JSON → UI: Rendering Components

Once the AI generates valid JSON, json-render transforms it into real React components. The rendering happens progressively with streaming support, so users see the UI build in real-time.

App.tsx
import { Render } from '@json-render/react';
import { catalog, components } from './catalog';

export function App({ json }) {
  return (
    <Render
      catalog={catalog}
      components={components}
      node={json}
      data={dashboardData}
    />
  );
}
✅

Type Safety

Zod validates all props

⚡

Streaming Support

Progressive rendering

5Using the Online Playground

The json-render.org website includes an interactive playground where you can experiment with json-render online without any setup. Here's how to use it:

1

Visit json-render.org

Navigate to the online playground section

2

Enter Your Prompt

Describe the UI you want to create in natural language

3

Watch the Magic

See AI generate JSON and render it as real components in real-time

4

Export & Use

Copy the generated code to use in your own projects

🚀 Try the Online Playground

6Real-World Examples

Here are some practical examples of what you can build with json-render online:

📊 Analytics Dashboard

Revenue metrics, charts, and KPI cards with real-time data binding

Example prompt:

"Show me a revenue dashboard with monthly comparisons"

📝 Dynamic Forms

AI-generated forms with validation rules and conditional fields

Example prompt:

"Create a user registration form with validation"

🎨 Content Layouts

Flexible content blocks for blogs, portfolios, and landing pages

Example prompt:

"Design a hero section for a SaaS product"

📱 Mobile Widgets

Compact, responsive widgets for mobile applications

Example prompt:

"Build a weather widget with temperature display"

7Best Practices

Follow these best practices when using json-render online to get the best results:

✓Define a Comprehensive Catalog

Include all the components your users might need. A well-designed catalog leads to better AI-generated UIs.

✓Use Descriptive Type Names

Component names like "MetricCard" and "LineChart" help the AI understand when to use each component.

✓Validate with Zod Schemas

Strong validation ensures that AI-generated JSON is always safe to render, preventing runtime errors.

✓Test with Real Users

Iterate on your catalog based on what prompts users actually enter. This helps you cover more use cases.

Ready to Build AI-Powered UIs?

Start using json-render online today. Transform natural language into beautiful, functional interfaces with guardrails and type safety.

VL

Vercel Labs

Building tools for the modern web