TTMSMCPOnBeforeExecuteToolEvent Event Type

Signature of the notification raised just before a tool method is invoked, after the raw request arguments have been resolved into typed values. Use it to inspect, log or validate a call; the handler cannot replace the arguments or suppress the invocation.

API unit family: TMS.MCP.Server

Parameters

Name	Description
ATool	Tool whose method is about to run.
AJSONParams	Raw arguments object as received from the client.
AArguments	Argument values resolved against the tool's declared parameters.