Copilot SDK

Copilot SDK v2.0.0 🎊

We're excited to announce the first public release of the Copilot SDK. While internally we've iterated through many versions, this marks our official debut to the developer community.

Production-ready AI Copilots for any product. Connect different LLMs, deploy on your infrastructure, own your data. Built for speed and control.

Packages

Package	Version	npm
@yourgpt/copilot-sdk	2.0.0	npm
@yourgpt/llm-sdk	2.0.0	npm

Installation

npm install @yourgpt/copilot-sdk @yourgpt/llm-sdk

Key Features

Tools

• Define custom frontend & backend tools with Zod validation
• Build Generative UIs - render React components from AI responses
• Built-in tools for screenshot capture, console logs & network inspection

Multi-Provider LLM Support

OpenAI, Anthropic, Google Gemini, xAI Grok, OpenRouter, and more.

Prebuilt UI

• Production-ready chat components with streaming
• Markdown rendering with syntax highlighting
• Thread/conversation management
• File attachments & multimodal support
• Prebuilt themes: Claude, Vercel, Supabase, Linear, Twitter, PostHog, Catppuccin, Modern Minimal

Context Awareness

• useAIContext / useAIContexts hooks
• Agentic loop (multi-step reasoning)

What's New

• Enhanced Smart AI Context Tools with improved intent detection
• Multi-provider LLM SDK with unified streaming API
• Zod-based parameter validation
• React 18 & 19 support
• Shadcn & Tailwind v4 compatibility

Resources

• Documentation
• Getting Started
• Examples

Examples

• Playground
• Debug Assistant
• Editor Demo
• Shopping Demo
• Support Tickets
• SaaS Demo
• Cloudflare Workers
• Express.js