Get system tool detailed parameter definition (Level 2 disclosure). When you need to understand unfamiliar tool usage, check tool parameters, or learn tool examples. Call before using unfamiliar tools.
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获取系统工具的详细参数定义（Level 2 披露）。
| 参数 | 类型 | 必填 | 说明 |
|---|---|---|---|
| tool_name | string | 是 | 工具名称 |
在调用不熟悉的工具前，先用此工具了解其完整用法、参数说明和示例。
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Record important information to long-term memory for learning user preferences, successful patterns, and error lessons. When you need to remember user preferences, save successful patterns, or record lessons from errors.
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Click page elements by CSS selector or text content. When you need to click buttons, links, or select options. PREREQUISITE - must use browser_navigate to open target page first.
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Extract page content and element text from current webpage. When you need to read page information, get element values, scrape data, or verify page content.
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List all open browser tabs with their index, URL and title. When you need to check what pages are open, manage multiple tabs, or find a specific tab to switch to.
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Navigate browser to specified URL to open a webpage. When you need to open webpages or start web automation. PREREQUISITE - must call before browser_click/type operations. Auto-starts browser if not running.
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Open new browser tab and navigate to URL (keeps current page open). When you need to open additional page without closing current, or multi-task across pages. PREREQUISITE - must confirm browser is running first.
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