---
title: DGaze News Verification
emoji: 🔍
colorFrom: blue
colorTo: purple
sdk: gradio
sdk_version: 4.0.0
app_file: app.py
pinned: false
license: mit
short_description: Advanced news verification system using AI with Auth0 authentication
---

# DGaze - Advanced News Verification System

An advanced AI-powered news verification system with authentication that helps identify potentially misleading or false information.

## Features

- **🔐 Authentication**: Secure Auth0 integration with trial and full access modes
- **🆓 Free Trial**: 2 free verifications for unauthenticated users  
- **🔍 Real-time Analysis**: Instant verification of news articles and URLs
- **📊 Credibility Scoring**: Detailed credibility scores for news content
- **🌐 Source Verification**: Check the reliability of news sources
- **📱 Multiple Interfaces**: Trial, login, and authenticated user interfaces
- **🎨 Beautiful UI**: Professional gradient design with responsive layout

## How to Use

### Free Trial (No Login Required)
1. Visit the **trial interface** at `/trial`
2. **Paste news text** or **URL** in the input box
3. **Click "Verify News"** to analyze the content  
4. **Get detailed results** including credibility score and analysis
5. Enjoy **2 free verifications** per session

### Full Access (With Login)
1. **Click "Sign In"** to authenticate via Auth0
2. Get **unlimited verifications**
3. Access to **premium features**
4. **Session persistence** across visits

## Configuration

This Space requires the following environment variables to be set in the Space settings:

### Required Environment Variables

```bash
# Backend API Configuration (REQUIRED)
API_BASE_URL=your-backend-api-url

# Auth0 Configuration (REQUIRED for authentication)
AUTH0_DOMAIN=your-auth0-domain
AUTH0_CLIENT_ID=your-auth0-client-id  
AUTH0_CLIENT_SECRET=your-auth0-client-secret
AUTH0_AUDIENCE=your-auth0-audience

# Security
SECRET_KEY=your-session-secret-key

# Optional: App Configuration
GRADIO_SERVER_NAME=0.0.0.0
GRADIO_SERVER_PORT=7860
DEBUG=false
```

### Setting Environment Variables
1. Go to your **Space Settings**
2. Find **"Repository secrets"** or **"Variables and secrets"**
3. Add each variable with **"Private"** visibility for sensitive data
4. **Restart the Space** after adding variables

## Try the Examples

We've included sample news articles to demonstrate the verification capabilities:
- Suspicious breakthrough claims with questionable sources
- Real news with proper sourcing and verification

## Architecture

This application uses:
- **FastAPI**: Backend API framework with Auth0 integration
- **Gradio**: Interactive web interface with multiple mounted apps
- **Auth0**: Secure authentication and user management
- **Session Management**: Trial tracking and user state management
- **Modular Design**: Clean separation of concerns with api/, config/, and components/ modules

## API Integration

The app connects to a backend API for news verification. Make sure your backend API supports:
- `POST /api/verify` - Main verification endpoint
- `GET /api/health` - Health check endpoint

## Local Development

To run locally:
1. Clone this repository
2. Install dependencies: `pip install -r requirements.txt`
3. Set up your `.env` file with the required variables
4. Run: `python app.py`
5. Access at `http://localhost:3000`

## Built With

- **Gradio**: Interactive web interface
- **FastAPI**: Modern, fast web framework
- **Auth0**: Authentication platform
- **Python**: Backend processing
- **Hugging Face Spaces**: Hosting platform

---

*Built with ❤️ for fighting misinformation and promoting media literacy*