get_element_at_position

Get the DOM element at a specific screen position. Args: x: X coordinate y: Y coordinate Returns: Node information at the specified position

SERVERChrome Devtools SOURCEbenjaminr/chrome-devtools-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/benjaminr-chrome-devtools-mcp/get-element-at-position.md

WHAT IT DOES

What get_element_at_position does on Chrome Devtools

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

RISK

Why get_element_at_position is rated Low

This tool queries and retrieves DOM node information based on screen coordinates. It performs a read-only inspection of the page structure without creating, modifying, deleting, or executing any code.

From the tool's definition Tool name 'get_element_at_position' and description state it 'Get[s] the DOM element at a specific screen position' and 'Returns: Node information at the specified position'. These are retrieval operations with no modification of state.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_element_at_position safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Chrome Devtools, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_element_at_position, this is the rule to start with:

get_element_at_position Allowed

get_element_at_position is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_element_at_position": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Chrome Devtools, apply this rule, and every get_element_at_position call is checked against it from then on.

FAQ

Questions about get_element_at_position

What does the get_element_at_position tool do? +

Get the DOM element at a specific screen position. Args: x: X coordinate y: Y coordinate Returns: Node information at the specified position. It is categorised as a Read tool in the Chrome Devtools MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_element_at_position? +

Register the Chrome Devtools MCP server in PolicyLayer and add a rule for get_element_at_position: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Chrome Devtools. Nothing to install.

What risk level is get_element_at_position? +

get_element_at_position is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_element_at_position? +

Yes. Add a rate_limit block to the get_element_at_position rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block get_element_at_position completely? +

Set action: deny in the PolicyLayer policy for get_element_at_position. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides get_element_at_position? +

get_element_at_position is provided by the Chrome Devtools MCP server (benjaminr/chrome-devtools-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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