Apple Releases macOS 26.4 Developer Beta

Just days after releasing macOS 26.3, Apple is rolling out the first developer beta of macOS 26.4 to registered developers. The beta may include new emoji and Apple Intelligence features, while Bloomberg reports that the planned Gemini-powered Siri integration with Google will be spread across future macOS releases; Apple may also expand support for Anthropic's MCP and Xcode 26.3 agentic capabilities.