/sparka

AI Chat - Claude, ChatGPT, Gemini, and Grok. Advanced features, open-source, production-ready.

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Sparka AI

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

sparka_gif_demo

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 90+ AI models including Claude, GPT-5, 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.

  • 📊 Web Analytics - Built-in Vercel Web Analytics (enable in Vercel dashboard).

🛠️ 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: