Getting Started

Welcome to OpenSIN — the world's most comprehensive AI agent system.

What is OpenSIN?

OpenSIN is an open-source platform for building, deploying, and managing AI agents. It supports multi-agent teams, agent-to-agent communication, and integration with various messaging platforms.

Key Features

• OpenSIN-Code CLI — Autonomous coding agent for the terminal
• Hook System — 20+ events, 5 execution modes
• Tool System — 6+ built-in CLI tools (Bash, Read, Write, Edit, Grep, Glob)
• Agent Memory — Letta-style persistent memory system
• Background Agents — Async task delegation
• MCP Client — 5 transports
• Sandbox — Full isolation
• Memory System — File-based with SIN.md

Prerequisites

• Node.js 18+
• npm or pnpm
• An API key from an LLM provider (configured via opencode CLI)

Installation

# Clone the repository
git clone https://github.com/OpenSIN-AI/OpenSIN-Code.git
cd OpenSIN-Code

# Install dependencies
npm install

# Build the project
npm run build

Quick Start

# Start the OpenSIN-Code CLI
npm start

# Or run directly
cd packages/opensin-sdk
npm run cli

Next Steps

• Installation Guide — Detailed installation instructions
• Quick Start — Build your first agent in 5 minutes
• Agent Basics — Learn agent fundamentals