Get available dimensions and metrics metadata for your GA4 property. ⚠️ TOKEN OPTIMIZATION: This returns ALL available dimensions and metrics. Response can be large (~500+ items). Use sparingly and cache results when possible.
AI agents call ga_get_metadata to retrieve information from MCP Google Analytics Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns information about the structure of GA4 data (available dimensions and metrics). It has no side effects on the property, does not execute code or commands, and does not modify or delete data. The token optimization note indicates it returns read-only reference data. Categorized as Read with low severity due to the public nature of metadata and lack of access to actual analytics values.
From the tool's definition Tool retrieves metadata about available dimensions and metrics for a GA4 property. Description uses retrieval language: 'Get available dimensions and metrics metadata'. No modification, deletion, or execution of external operations occurs.
Attacks that exploit this kind of access
Get available dimensions and metrics metadata for your GA4 property. ⚠️ TOKEN OPTIMIZATION: This returns ALL available dimensions and metrics. Response can be large (~500+ items). Use sparingly and cache results when possible. It is categorised as a Read tool in the MCP Google Analytics Server MCP Server, which means it retrieves data without modifying state.
Register the MCP Google Analytics Server MCP server in PolicyLayer and add a rule for ga_get_metadata: 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 Google Analytics Server. Nothing to install.
ga_get_metadata 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 ga_get_metadata 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 ga_get_metadata. 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.
ga_get_metadata is provided by the MCP Google Analytics Server MCP server (leosepulveda/mcp-google-analytics). 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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