AI agents call analyze_metric to retrieve information from Finch MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Without a description, confidence is reduced, but the naming pattern (analyze_*) and context suggest this retrieves and analyzes metrics without causing side effects. Analysis operations that read data fall under the Read category. The low severity reflects that metric analysis typically cannot cause harm even if misused.
From the tool's definition Tool name is 'analyze_metric' which suggests data analysis/querying. Description is empty, limiting evidence.
Documented attack patterns abuse exactly the kind of access analyze_metric gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Finch MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for analyze_metric:
{
"version": "1",
"default": "deny",
"tools": {
"analyze_metric": {}
}
}analyze_metric is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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analyze_metric. It is categorised as a Read tool in the Finch MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Finch MCP Server MCP server in PolicyLayer and add a rule for analyze_metric: 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 Finch MCP Server. Nothing to install.
analyze_metric 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 analyze_metric 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 analyze_metric. 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.
analyze_metric is provided by the Finch MCP Server MCP server (awslabs.finch-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Finch MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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805 Finch MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.