# browser_close_page

Close an active browser session.

Agent View of the PolicyLayer registry record for `browser_close_page`. HTML page: https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-close-page

## Facts

- Tool: `browser_close_page`
- Server: Mcp Captcha Solver (`2captcha/mcp-captcha-solver`) — https://policylayer.com/tools/2captcha-mcp-captcha-solver.md
- Homepage: https://github.com/2captcha/mcp-captcha-solver
- Risk category: Execute (High risk)
- Registry record: grade D, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Rate-limited

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "browser_close_page",
    "arguments": {}
  }
}
```

## Why browser_close_page is rated High

Closing a browser session is an external operation that terminates a running process and may discard any unsaved state or in-progress work within that session. It is not purely destructive (no data is deleted) but it executes an action with real side effects on the browser environment.

From the tool's own definition: "Close an active browser session"

## Use case

AI agents invoke browser_close_page to trigger actions in Mcp Captcha Solver. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Mcp Captcha Solver:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "browser_close_page": {
      "limits": [
        {
          "counter": "browser_close_page_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}
```

## Other tools on Mcp Captcha Solver (12)

- `browser_click` — Execute — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-click.md
- `browser_click_verify` — Execute — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-click-verify.md
- `browser_close_page_on_error` — Execute — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-close-page-on-error.md
- `browser_open_page` — Execute — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-open-page.md
- `captcha_solve_recaptcha_v2` — Execute — https://policylayer.com/tools/2captcha-mcp-captcha-solver/captcha-solve-recaptcha-v2.md
- `browser_extract_json` — Read — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-extract-json.md
- `browser_extract_text` — Read — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-extract-text.md
- `browser_extract_verification_json` — Read — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-extract-verification-json.md
- `browser_find_elements` — Read — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-find-elements.md
- `browser_get_page_state` — Read — https://policylayer.com/tools/2captcha-mcp-captcha-solver/browser-get-page-state.md
- `healthcheck` — Read — https://policylayer.com/tools/2captcha-mcp-captcha-solver/healthcheck.md
- `list_available_workflows` — Read — https://policylayer.com/tools/2captcha-mcp-captcha-solver/list-available-workflows.md

## 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=2captcha-mcp-captcha-solver · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/2captcha-mcp-captcha-solver