motion.detect
Read-onlyIdempotent
Detect and classify motion patterns from web page CSS animations, transitions, and keyframes. Identifies performance and accessibility issues.
Instructions
Detect/classify motion patterns from web page. Parses CSS animations, transitions, keyframes. Warns about performance/accessibility issues.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| css | No | Additional CSS content (max 5MB) | |
| url | No | Target URL for video/runtime/hybrid modes. Required when detection_mode='video', 'runtime', or 'hybrid'. | |
| html | No | HTML content (direct, max 10MB) | |
| pageId | No | WebPage ID (UUID, from DB) | |
| baseUrl | No | Base URL for resolving relative CSS paths (required if fetchExternalCss is true) | |
| timeout | No | Overall timeout in milliseconds (30000-600000, default: 180000 = 3 minutes). On timeout, returns partial results with warnings (graceful degradation). | |
| verbose | No | Verbose mode: include rawCss (default: false) | |
| save_to_db | No | Save detected patterns to motion_patterns table with embeddings (default: true) | |
| maxPatterns | No | Max patterns to detect (default: 100) | |
| minDuration | No | Minimum duration to detect (ms, default: 0) | |
| min_severity | No | Minimum severity level to include in warnings (default: info) | info |
| detection_mode | No | Detection mode: 'css' (requires html/pageId) for static CSS parsing without browser, 'video' (default, requires url) for visual motion detection with frame capture, 'runtime' (requires url) for JS-driven animations, 'hybrid' (requires url) for CSS+runtime combined. | video |
| includeSummary | No | Include summary (default: true) | |
| includeWarnings | No | Include warnings (default: true) | |
| fetchExternalCss | No | Fetch external CSS from <link> tags (default: true) | |
| externalCssOptions | No | Options for external CSS fetching | |
| includeStyleSheets | No | Parse stylesheets (default: true) | |
| includeInlineStyles | No | Parse inline styles (default: true) | |
| detect_js_animations | No | Enable JavaScript animation detection via CDP + Web Animations API. Requires Playwright. Default: false (disabled for performance). |