标签

🌐 Tabs

browser_tabs

管理浏览器标签页——列出、创建、关闭或选择一个标签页。

🌐 Manage browser tabs — list, create, close, or select a tab.

参数	类型	必填	描述
action	string	是	list、new、close 或 select
index	number	否	标签页索引，用于 close/select。如果在 close 中省略，则关闭当前标签页
url	string	否	新标签页中要跳转的 URL，用于 new

每个操作都会返回结果标签列表。

🌐 Every action returns the resulting tab list.

列出所有标签

🌐 List all tabs

→ browser_tabs { action: "list" }

  - 0: [](about:blank)
  - 1: (current) [React • TodoMVC](https://demo.playwright.dev/todomvc)
  - 2: [Example Domain](https://example.com)

标签从0开始编号，当前活动的标签标记为 (current)，崩溃的标签标记为 [crashed]。

🌐 Tabs are numbered from 0, the active one is marked (current), and a crashed tab is marked [crashed].

打开一个新标签页

🌐 Open a new tab

→ browser_tabs { action: "new", url: "https://example.com" }
→ Returns a snapshot of the new tab

省略 url 可以打开一个空白标签页。

🌐 Omit url to open a blank tab.

切换到一个标签

🌐 Switch to a tab

→ browser_tabs { action: "select", index: 1 }

关闭标签页

🌐 Close a tab

→ browser_tabs { action: "close" }           // close current tab
→ browser_tabs { action: "close", index: 2 } // close specific tab

工作流程：比较两个页面

🌐 Workflow: comparing two pages

You: Open staging and production, compare the headers.

→ browser_navigate { url: "https://staging.example.com" }
→ browser_snapshot   // snapshot of staging
→ browser_tabs { action: "new", url: "https://example.com" }
→ browser_snapshot   // snapshot of production
  // LLM compares the two snapshots