Comment by SwellJoe

Pretty sure they all do.

$ claude -h

Usage: claude [options] [command] [prompt]

Claude Code - starts an interactive session by default, use -p/--print for non-interactive output

$ gemini -h

Usage: gemini [options] [command]

Gemini CLI - Defaults to interactive mode. Use -p/--prompt for non-interactive (headless) mode.

$ copilot -h

Usage: copilot [options] [command]

GitHub Copilot CLI - An AI-powered coding assistant.

Start an interactive session to chat with Copilot, or use -p/--prompt for non-interactive scripting.