New CLI Flags for Teammate Mode / Claude Code v2.1.16

What

New command-line flags for configuring teammate spawning behavior.

Usage

claude --teammate-mode tmux          # Force tmux backend
claude --teammate-mode in-process    # Force in-process backend
claude --teammate-mode auto          # Auto-select based on environment

# Used internally when spawning teammates:
claude --agent-id <id> --agent-name <name> --team-name <name>
claude --agent-color <color>
claude --plan-mode-required
claude --parent-session-id <id>

Details

--teammate-mode: Choose how teammates are spawned (tmux, in-process, auto)
--agent-id, --agent-name, --team-name: Identity flags for teammate sessions
--agent-color: Assign a color for the teammate's UI
--plan-mode-required: Require plan approval before implementation
--parent-session-id: Link to parent session for analytics

Evidence

CLI flag construction at lines 5617-5622, 7145-7193 with flags "--agent-id", "--agent-name", "--team-name", "--agent-color", "--plan-mode-required"

Strings lifted out of the shipped bundle, so the claim above can be checked against them.