Multi-Model AI Chatbot SaaS - Chat with GPT-4o, Claude, Gemini and Mistral from a single interface.

Built with Next.js 14, Tailwind CSS, Prisma ORM and Stripe. Production-ready with credit/token system and admin panel.

```
- 4 AI Models in one interface (GPT-4o, Claude, Gemini, Mistral)
- SSE Streaming - real-time responses character by character
- Credit/Token system with Stripe payments
- BYOK (Bring Your Own Key) - use own API keys to bypass credits
- 15+ built-in AI Personas (Code Expert, Writer, SEO, Translator etc.)
- Team/B2B Plans with per-user token limits
- Admin Dashboard with analytics, user management, model config
- Dark/Light mode with professional UI
- SQLite default - zero database configuration needed
- Conversation history with continue/delete
- Settings page for API key management
- Seed data with demo users, personas and sample conversations
- NextAuth.js authentication (credentials + OAuth ready)
- 3 Pricing tiers ($5/50cr, $15/200cr, $39/600cr)
```

```
- Node.js 18 or higher
- npm or yarn
```

```
1. Unzip the file
2. Open terminal in Source_Code folder
3. Run: npm install
4. Run: npx prisma db push
5. Run: npx tsx prisma/seed.ts
6. Run: npm run dev
7. Open http://localhost:3000
8. Login with [email protected] / admin123

That's it! No database server needed - SQLite works out of the box.
```