When to Use - User provides a URL and wants to extract/read its content - Another skill needs to parse source material from a URL before generation - User says "parse this URL", "extract content from this link" - User says "解析链接", "提取内容" When NOT to Use - User already has text content and doesn't need URL parsing - User wants to generate audio/video content (not content extraction) - User wants to read a local file (use standard file reading tools) Purpose Extract and normalize content from URLs across supported platforms. Returns structured data including content body, metadata, and referenc…