Apple adds GitHub Copilot support to Xcode 27.3 beta
Apple released Xcode 27.3 beta 1, which adds GitHub Copilot as a supported AI model within the app's built-in coding assistant. This follows earlier integrations of ChatGPT, Claude, Codex, Claude Agent, and Google Gemini across recent Xcode versions. The beta also ships with Swift 6.4 and SDKs for iOS, iPadOS, tvOS, watchOS, macOS, and visionOS 27.3.