Visual tuner for AI-generated UI code. Use when building or adjusting React UI — styling, spacing, colors, gradients, shadows, easing. Provides useTangent() hook for tunable values that persist to source via AST. Includes Discovery Mode (inspect any element), MCP server (AI agent integration), and structured tuning events. Activate when user asks to tune, adjust, tweak UI values, set up Tangent, use Discovery Mode, or connect AI agents to the tuning panel.
2026-02-13