AI agents call analyze_metric to retrieve information from Awslabs Amazon Sns Sqs without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Based on the name alone, 'analyze_metric' most likely performs read-only analysis of existing metrics (e.g., CloudWatch metrics for SNS/SQS) without modifying or executing external operations. However, the empty description significantly reduces confidence. If this tool could execute arbitrary queries or trigger actions, it might warrant Execute category instead.
From the tool's definition Tool name 'analyze_metric' suggests data analysis/retrieval. Description is empty, providing no explicit details about functionality.
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 Awslabs Amazon Sns Sqs, 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 Awslabs Amazon Sns Sqs MCP Server, which means it retrieves data without modifying state.
Register the Awslabs Amazon Sns Sqs 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 Awslabs Amazon Sns Sqs. 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 Awslabs Amazon Sns Sqs MCP server (awslabs.amazon-sns-sqs-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Awslabs Amazon Sns Sqs, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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