Get a summary of all captured element details with their selectors
AI agents call get_elements_summary to retrieve information from Mcp Browser Lens without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves information about page elements (DOM structure and selectors) from previously captured data. It performs a query operation that returns information without modifying, executing, or deleting anything. The context of the server (design-to-code, accessibility audits, CSS debugging) confirms this is an informational/analytical tool.
From the tool's definition Tool name 'get_elements_summary' and description 'Get a summary of all captured element details with their selectors' indicate data retrieval with no modification or side effects. The function retrieves and queries DOM element information.
Attacks that exploit this kind of access
Get a summary of all captured element details with their selectors. It is categorised as a Read tool in the Mcp Browser Lens MCP Server, which means it retrieves data without modifying state.
Register the Mcp Browser Lens MCP server in PolicyLayer and add a rule for get_elements_summary: 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 Mcp Browser Lens. Nothing to install.
get_elements_summary is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get_elements_summary 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.
Set action: deny in the PolicyLayer policy for get_elements_summary. 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.
get_elements_summary is provided by the Mcp Browser Lens MCP server (nano-step/mcp-browser-lens). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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