Investigate the root cause of a Google Ads cost spike or
AI agents call google_ads_cost_increase_investigate to retrieve information from Mureo without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool examines and queries Google Ads cost data to identify the reasons behind cost increases. Investigation and analysis are read-only operations that retrieve and examine existing metrics without creating, modifying, deleting, or executing arbitrary operations.
From the tool's definition Tool name 'investigate' and description indicating analysis of cost spikes; description is incomplete but the verb 'investigate' combined with context of analyzing root causes suggests data retrieval and analysis with no modification capability.
Risk signalsAdmin/system-level operation
Documented attack patterns abuse exactly the kind of access google_ads_cost_increase_investigate gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Mureo, and nothing reaches the server without passing your rules. This is the rule we recommend for google_ads_cost_increase_investigate:
{
"version": "1",
"default": "deny",
"tools": {
"google_ads_cost_increase_investigate": {}
}
}google_ads_cost_increase_investigate is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Investigate the root cause of a Google Ads cost spike or. It is categorised as a Read tool in the Mureo MCP Server, which means it retrieves data without modifying state.
Register the Mureo MCP server in PolicyLayer and add a rule for google_ads_cost_increase_investigate: 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 Mureo. Nothing to install.
google_ads_cost_increase_investigate 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 google_ads_cost_increase_investigate 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 google_ads_cost_increase_investigate. 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.
google_ads_cost_increase_investigate is provided by the Mureo MCP server (logly/mureo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Mureo, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
185 Mureo tools catalogued and risk-classified — across an index of 43,000+ MCP servers.