Features
Conversational AI assistant within VS Code
Understand complex code through natural language queries
Generate code comments automatically
Modify and improve code via chat
Ask code-related questions
Context-aware interactions based on current file
Code refactoring assistance
Debugging help by describing errors
Prebuilt chat components: CopilotChat, CopilotSidebar, CopilotPopup
Headless UI for custom pixel control
Generative UI rendering real React components from agents
Shared state for multi-turn context-aware conversations
Human-in-the-loop workflows for approval/correction
Programmatic control via Inspector for debugging
Built-in agent server with in-process and remote runtimes
Supports A2UI, Open-JSON-UI, and MCP Apps specs (v1.50)
A2A and MCP handshakes for agentic interoperability
Broad backend support: LangGraph, Google ADK, AWS Strands, Mastra, PydanticAI, etc.
Self-hosting and deployment to any runtime
Anonymous telemetry for debugging and usage insights
Full MCP Apps support for user-facing applications (Jan 2026)
LangGraph Deep Agents compatibility (Jan 2026)
OpenTag: open-source Claude-in-Slack alternative (Jun 2026)