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": "riddle_by_keyword", "description": "Fetches one random riddle based on a given keyword using the Toolbench RapidAPI service.", "parameters": {"keyword": {"description": "The subject or keyword to get a riddle for.", "type": "str", "default": "cat"}}}]
Can you find me a riddle related to the keyword 'sun'? Just curious!
user
assistant
[{"name": "riddle_by_keyword", "arguments": {"keyword": "sun"}}]