Sparka AI

AI for everyone, from everyone

Multi-provider AI Chat - access Claude, ChatGPT, Gemini, and Grok with advanced features, open-source and production-ready.

Try Sparka AI

Access every major AI assistant Claude, GPT-4, Gemini, Grok, and 20+ models through one interface. Get capabilities like document analysis, image generation, code execution, and research tools without managing multiple subscriptions. Try instantly, no signup required.

✨ Features

• 🤖 Multi-Model Chat - Access 70+ AI models including Claude, GPT-4, Gemini, and Grok in one interface.

• 🔐 Authentication & Sync - Secure authentication with chat history sync across all devices.

• 🎯 Easy to Try - Try the interface and some features without creating an account.

• 📎 Attachment Support - Upload and analyze images, PDFs, and documents in conversations.

• 🎨 AI-Powered Image Generation - Generate and edit images with advanced AI models.

• 💻 Syntax Highlighting - Beautiful code formatting and highlighting for all programming languages.

• 🔄 Resumable Streams - Continue AI generations after page refreshes or interruptions.

• 🌳 Chat Branching - Create alternative conversation paths without losing your original thread.

• 🔗 Chat Sharing - Share conversations with others and collaborate on AI-assisted projects.

• 🔭 Deep Research - Comprehensive research with real-time web search, source analysis, and cited findings.

• ⚡ Code Execution - Run Python, JavaScript, and more in secure sandboxes.

• 📄 Document Creation - Generate and edit documents, spreadsheets, and presentations.

🛠️ Tech Stack

Sparka AI is built with modern technologies for scalability and performance:

Frontend

• Next.js 15: App Router with React Server Components
• TypeScript: Full type safety and developer experience
• Tailwind CSS: Responsive, utility-first styling
• Radix UI: Accessible component primitives
• Framer Motion: Smooth animations and transitions
• Zustand: Lightweight state management

Backend

• Vercel AI SDK: Unified AI provider integration
• tRPC: End-to-end typesafe APIs
• Drizzle ORM: Type-safe database operations
• PostgreSQL: Robust data persistence
• Redis: Caching and real-time features

AI Integration

• AI SDK v5: Latest Vercel AI SDK for unified provider integration
• AI SDK Gateway: Models from various AI providers with automatic fallbacks

🚀 Getting Started

Prerequisites

• Node.js 18+ or Bun
• PostgreSQL database
• Redis (optional, for scaling)

Quick Start

1. Clone and Install

   git clone https://github.com/franciscomoretti/sparka.git
   cd sparka
   bun install

2. Environment Setup

   cp .env.example .env.local
   # Configure your environment variables

3. Database Setup

   bun run db:migrate

4. Development Server

   bun dev

Visit http://localhost:3000 to start using Sparka AI locally.

🙏 Acknowledgements

Sparka AI was built on the shoulders of giants. We're deeply grateful to these outstanding open source projects:

• Vercel AI Chatbot - Core architecture and AI SDK integration patterns
• Scira - AI-powered search engine