check_gtm_measurement_ids
Cross-check the GA4 measurement ids configured in this GTM container against the GA4 properties the signed-in user can access: flags ids matching NO accessible GA4 web stream (a typo, a wrong id, or a property on another login) and resolves matched ids to their property. Optional ga4Account (
This record as markdown: /tools/io-github-samarthanalytics-sj-samarth-gtm-mcp/check-gtm-measurement-ids.md
What check_gtm_measurement_ids does on Samarth Gtm Mcp
AI agents call check_gtm_measurement_ids to retrieve information from Samarth Gtm Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why check_gtm_measurement_ids is rated Low
Tool queries and compares GA4 measurement IDs against accessible properties; read-only verification with no data modification.
From the tool's definition Cross-check, flags, resolves; no modification or deletion described.
Attacks that exploit this kind of access
The rule that runs check_gtm_measurement_ids safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Samarth Gtm Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For check_gtm_measurement_ids, this is the rule to start with:
check_gtm_measurement_ids is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Samarth Gtm Mcp, apply this rule, and every check_gtm_measurement_ids call is checked against it from then on.
Questions about check_gtm_measurement_ids
Cross-check the GA4 measurement ids configured in this GTM container against the GA4 properties the signed-in user can access: flags ids matching NO accessible GA4 web stream (a typo, a wrong id, or a property on another login) and resolves matched ids to their property. Optional ga4Account (. It is categorised as a Read tool in the Samarth Gtm Mcp MCP Server, which means it retrieves data without modifying state.
Register the Samarth Gtm MCP server in PolicyLayer and add a rule for check_gtm_measurement_ids: 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 Samarth Gtm Mcp. Nothing to install.
check_gtm_measurement_ids 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 check_gtm_measurement_ids 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 check_gtm_measurement_ids. 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.
check_gtm_measurement_ids is provided by the Samarth Gtm MCP server (samarth-gtm-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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