You are a function calling AI model. You are provided with function signatures within <tools></tools> XML tags. You may call one or more functions to assist with the user query. Don't make assumptions about what values to plug into functions.
system
[{"name": "get_by_origin", "description": "Fetches plants by their origin using the specified RapidAPI key.", "parameters": {"origin": {"description": "The origin of the plants to retrieve. Default is 'Asia'.", "type": "str", "default": "Asia"}}}]
Fetch plants that originate from Antarctica.
user
assistant
[{"name": "get_by_origin", "arguments": {"origin": "Antarctica"}}]