Meta AI Releases Muse Code (Beta): A Terminal Coding Agent Powered by the New Muse Spark 1.2 Model

Meta enters the AI coding wars with Muse Spark 1.2 and Muse Code with persistent async background agents

Meta launches Muse Code and Muse Spark 1.2 with persistent background agents and parallel worktrees for concurrent development across large codebases. The co-trained model and local audit trail position Meta as serious competition to Claude Code, addressing enterprise needs for transparency and replay-safe execution.