Find ECS services with low CPU and memory utilization (<20%).
AI agents call find_underutilized_ecs_services to retrieve information from AWS FinOps MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and analyzes ECS service utilization data to identify underutilized resources. It performs a read-only assessment of CloudWatch metrics or similar monitoring data, producing informational output for cost optimization purposes. No side effects occur—it does not create, modify, delete, execute code, or move money.
From the tool's definition Tool name 'find_underutilized_ecs_services' and description 'Find ECS services with low CPU and memory utilization (<20%)' indicates a query/analysis operation that retrieves and evaluates existing resource metrics without modifying, executing, or deleting…
Attacks that exploit this kind of access
Find ECS services with low CPU and memory utilization (<20%). It is categorised as a Read tool in the AWS FinOps MCP Server MCP Server, which means it retrieves data without modifying state.
Register the AWS FinOps MCP Server MCP server in PolicyLayer and add a rule for find_underutilized_ecs_services: 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 AWS FinOps MCP Server. Nothing to install.
find_underutilized_ecs_services 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 find_underutilized_ecs_services 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 find_underutilized_ecs_services. 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.
find_underutilized_ecs_services is provided by the AWS FinOps MCP Server MCP server (prashantgupta123/aws-pillar-mcp-server). 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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