getDeliveryStats
AI agents call getDeliveryStats to retrieve information from Postmark MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool retrieves delivery statistics without modifying, deleting, or executing external operations. The empty description lowers confidence slightly, but the naming pattern and server context clearly indicate this is a data retrieval operation with no side effects. Statistics queries are non-destructive and informational in nature.
From the tool's definition Tool name 'getDeliveryStats' indicates retrieval of statistics; server description confirms 'delivery statistics' capability is read-only query functionality.
Attacks that exploit this kind of access
getDeliveryStats. It is categorised as a Read tool in the Postmark MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Postmark MCP Server MCP server in PolicyLayer and add a rule for getDeliveryStats: 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 Postmark MCP Server. Nothing to install.
getDeliveryStats 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 getDeliveryStats 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 getDeliveryStats. 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.
getDeliveryStats is provided by the Postmark MCP Server MCP server (lupiita4/postmark-mcp). 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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