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_charades_word", "description": "Fetch a random charades word with the specified difficulty level using the Toolbench RapidAPI.", "parameters": {"difficulty": {"description": "The difficulty level of the charades word (e.g., 'easy', 'medium', 'hard'). If not provided, a random difficulty level will be used.", "type": "str, optional", "default": ""}}}]
Could you fetch a random charades word without specifying the difficulty?
user
assistant
[{"name": "get_charades_word", "arguments": {}}]