list-pricing-rules-for-plan
AI agents call list-pricing-rules-for-plan to retrieve information from Amazon MQ MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool appears to retrieve pricing rules associated with a plan—a data lookup operation with no side effects. The empty description reduces confidence slightly, but the naming convention strongly suggests read-only retrieval of pricing configuration data. No data modification, deletion, code execution, or financial transactions are implied.
From the tool's definition Tool name 'list-pricing-rules-for-plan' clearly indicates a retrieval/listing operation. The 'list-' prefix is characteristic of Read operations that query data without modification.
Attacks that exploit this kind of access
list-pricing-rules-for-plan. It is categorised as a Read tool in the Amazon MQ MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Amazon MQ MCP Server MCP server in PolicyLayer and add a rule for list-pricing-rules-for-plan: 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 Amazon MQ MCP Server. Nothing to install.
list-pricing-rules-for-plan 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 list-pricing-rules-for-plan 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 list-pricing-rules-for-plan. 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.
list-pricing-rules-for-plan is provided by the Amazon MQ MCP Server MCP server (awslabs.amazon-mq-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.