The Claude Code CLI, known as The Companion, has a hidden WebSocket feature that can be activated by registering it as a background service. Users can install and manage this service using specific commands, with options for preview builds available through a separate update channel. The tool also includes comprehensive documentation for local previewing. AI
IMPACT This is a niche tooling improvement for developers interacting with AI models, with minimal industry-wide impact.
RANK_REASON This describes a feature and installation process for a command-line tool, not a core AI model release or research.
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