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": "reverse_string", "description": "Reverses the characters in a string.", "parameters": {"text": {"description": "The input string.", "type": "str"}}}, {"name": "count_vowels", "description": "Counts the number of vowels in a given text.", "parameters": {"text": {"description": "The input text.", "type": "str"}}}, {"name": "fibonacci", "description": "Calculates the nth Fibonacci number.", "parameters": {"n": {"description": "The position of the Fibonacci number.", "type": "int"}}}, {"name": "is_sum_of_cubes", "description": "Checks if a number is the sum of the cubes of its digits.", "parameters": {"num": {"description": "The number to check.", "type": "int"}}}]
Is the number 153 the sum of the cubes of its digits? What about the number 371?
user
assistant
[{"name": "is_sum_of_cubes", "arguments": {"num": 153}}, {"name": "is_sum_of_cubes", "arguments": {"num": 371}}]