# 2manytabs Mcp Host MCP server

Agent View of the PolicyLayer registry record for 2manytabs Mcp Host: identity, probed posture, risk grade, and all 10 tools classified. HTML page: https://policylayer.com/tools/2manytabs-mcp-host

## Facts

- Server id: `2manytabs-mcp-host`
- Install: `npx -y 2manytabs-mcp-host`
- Homepage: https://www.npmjs.com/package/2manytabs-mcp-host
- Registry record: grade D, identity unverified
- Lifecycle: active
- Rate-limited: no
- Tools: 10 (10 with introspected schema)
- Tool categories present: Destructive, Read, Write
- Context-window cost: 1818 tokens per request — https://policylayer.com/token-cost/2manytabs-mcp-host
- Tags: 2manytabs mcp host, admin
- Record last modified: 2026-09-19T23:40:42.752Z

## Tools (10)

| Tool | Category | Risk | Record |
| --- | --- | --- | --- |
| `ungroup_tabs` | Destructive | Critical | https://policylayer.com/tools/2manytabs-mcp-host/ungroup-tabs.md |
| `get_tab_text` | Read | Low | https://policylayer.com/tools/2manytabs-mcp-host/get-tab-text.md |
| `list_tab_groups` | Read | Low | https://policylayer.com/tools/2manytabs-mcp-host/list-tab-groups.md |
| `list_tabs` | Read | Low | https://policylayer.com/tools/2manytabs-mcp-host/list-tabs.md |
| `activate_tab` | Write | Medium | https://policylayer.com/tools/2manytabs-mcp-host/activate-tab.md |
| `close_tabs` | Write | Medium | https://policylayer.com/tools/2manytabs-mcp-host/close-tabs.md |
| `group_tabs` | Write | Medium | https://policylayer.com/tools/2manytabs-mcp-host/group-tabs.md |
| `open_tabs` | Write | Medium | https://policylayer.com/tools/2manytabs-mcp-host/open-tabs.md |
| `update_tab` | Write | Medium | https://policylayer.com/tools/2manytabs-mcp-host/update-tab.md |
| `update_tab_group` | Write | Medium | https://policylayer.com/tools/2manytabs-mcp-host/update-tab-group.md |

## Tool descriptions

- `ungroup_tabs` — Remove one or more open Chrome tabs from their current native Tab Groups.
- `get_tab_text` — Extract the plain body text content of a loaded browser tab using scripting. This allows reading and analyzing tab contents (e.g. for summarization or classification). Note: Fails on restricted internal browser pages (e.g., chrome://, ed…
- `list_tab_groups` — List all existing native Chrome Tab Groups in the current browser session. Returns their IDs, titles, colors, collapsed states, and parent window IDs.
- `list_tabs` — Read open Chrome tabs. Returns a domain histogram (the fastest way to understand a large tab set) plus a detailed view. When summarizing the results for the user, you should include the histogram bar graph in your response. Filter with q…
- `activate_tab` — Bring a specific browser tab to the foreground. This activates the tab and focuses its containing window so the user sees it immediately.
- `close_tabs` — Close Chrome tabs by one selection mode: tab_ids (explicit), match (substring of title/URL), or duplicates (every tab sharing a URL with an earlier one). Set dry_run to preview the exact tabs that would close without touching them. Destr…
- `group_tabs` — Group open Chrome tabs into native Chrome Tab Groups. Can create a new group or add tabs to an existing group. Optionally set a title and a color for the group.
- `open_tabs` — Open one or more URLs in new Chrome tabs. This tool allows you to navigate the user to specific web pages or search queries. Examples: - {"urls": ["https://github.com", "https://youtube.com"]} - {"urls": ["en.wikipedia.org/wiki/Palantir"…
- `update_tab` — Modify properties of an open browser tab, such as navigating it to a new URL, pinning/unpinning it, or muting/unmuting its audio.
- `update_tab_group` — Update properties of an existing native Chrome Tab Group, including its title, color, or collapsed/expanded state.

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## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=2manytabs-mcp-host · API: https://policylayer.com/registry/api · Recommended policies for every tool: https://policylayer.com/policies/2manytabs-mcp-host