# get_effective_config

Return the currently applied fingerprint/stealth/browser settings.

Agent View of the PolicyLayer registry record for `get_effective_config`. HTML page: https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/get-effective-config

## Facts

- Tool: `get_effective_config`
- Server: Playwright MCP Server (`alexrwilliam/playwright-mcp-server`) — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server.md
- Homepage: https://github.com/alexrwilliam/playwright-mcp-server
- Risk category: Read (Low risk)
- Registry record: grade F, identity unverified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Allowed

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

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

## Why get_effective_config is rated Low

This tool queries and retrieves the current browser configuration settings (fingerprint, stealth, and other browser settings). It has no side effects, does not modify data, does not execute code, does not delete anything, and does not affect financial systems.

From the tool's own definition: "The tool 'get_effective_config' is described as returning currently applied fingerprint/stealth/browser settings. This is a read-only operation that retrieves configuration state without modifying or executing anything."

## Use case

AI agents call get_effective_config to retrieve information from Playwright MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

## Recommended policy (PolicyLayer)

Verdict: **Allowed**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Playwright MCP Server:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_effective_config": {}
  }
}
```

## Other tools on Playwright MCP Server (66)

- `clear_cookies` — Destructive — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/clear-cookies.md
- `clear_network_logs` — Destructive — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/clear-network-logs.md
- `clear_storage` — Destructive — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/clear-storage.md
- `apply_antidetect_preset` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/apply-antidetect-preset.md
- `check_checkbox` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/check-checkbox.md
- `clear_text` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/clear-text.md
- `click` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/click.md
- `evaluate` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/evaluate.md
- `fill` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/fill.md
- `go_back` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/go-back.md
- `go_forward` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/go-forward.md
- `hover` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/hover.md
- `intercept_route` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/intercept-route.md
- `navigate` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/navigate.md
- `press_key` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/press-key.md
- `recreate_context` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/recreate-context.md
- `reload` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/reload.md
- `restart_browser` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/restart-browser.md
- `scroll` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/scroll.md
- `select_option` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/select-option.md
- `set_extra_headers` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/set-extra-headers.md
- `set_user_agent` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/set-user-agent.md
- `set_viewport_size` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/set-viewport-size.md
- `switch_page` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/switch-page.md
- `switch_to_latest_page` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/switch-to-latest-page.md
- `type_text` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/type-text.md
- `uncheck_checkbox` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/uncheck-checkbox.md
- `unroute_all` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/unroute-all.md
- `upload_file` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/upload-file.md
- `wait_for_element` — Execute — https://policylayer.com/tools/alexrwilliam-playwright-mcp-server/wait-for-element.md
- …and 36 more: https://policylayer.com/tools/alexrwilliam-playwright-mcp-server.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`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=alexrwilliam-playwright-mcp-server · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/alexrwilliam-playwright-mcp-server