AgentsDataMapdescriptionCopy page|View as Markdown|Open in Claude|More actionsAlias for purpose(). Sets the human-readable description of the tool shown to the AI. Parameters descriptionstrRequiredHuman-readable description of what this function does. Returns DataMap — Self for method chaining. Example from signalwire import DataMapweather = DataMap("get_weather")weather.description("Get the current weather for a given city")