Features
Inline code suggestions (multiple backends)
Chat panel for natural language queries
Modification tool for refactoring selected code
Xcode Chat Proxy (beta) to use models in Xcode's built-in chat
MCP server (beta) with extra tools (e.g., SymbolSearch, DebugAreaRead)
AGENTS.md file support for project-specific instructions
Custom commands for automated workflows
Custom model providers via Xcode Chat Proxy
Project-aware chat with RAG (experimental)
Automatic closure of idle Xcode tabs
Web search and web page reading capabilities
Suggestion Sense (experimental) for smart suggestion triggers
/edit plugin and /shell command
Supports Xcode 26.3 agent integration
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)
