AI agents call km_get_macro to retrieve information from Keyboard Maestro without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves information about Keyboard Maestro macros without creating, modifying, deleting, or executing them. It performs a simple query operation with no side effects, placing it firmly in the Read category.
From the tool's definition Tool name 'km_get_macro' and description 'Get details about a specific macro' indicate retrieval of existing data with no modification or execution.
Documented attack patterns abuse exactly the kind of access km_get_macro gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Keyboard Maestro, and nothing reaches the server without passing your rules. This is the rule we recommend for km_get_macro:
{
"version": "1",
"default": "deny",
"tools": {
"km_get_macro": {}
}
} km_get_macro is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Get details about a specific macro by name or UID. It is categorised as a Read tool in the Keyboard Maestro MCP Server, which means it retrieves data without modifying state.
Register the Keyboard Maestro MCP server in PolicyLayer and add a rule for km_get_macro: 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 Keyboard Maestro. Nothing to install.
km_get_macro 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 km_get_macro 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 km_get_macro. 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.
km_get_macro is provided by the Keyboard Maestro MCP server (saihgupr/keyboard-maestro-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Keyboard Maestro, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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34 Keyboard Maestro tools catalogued and risk-classified — across an index of 43,000+ MCP servers.