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": "email_checker", "description": "Checks whether the provided email is valid or disposable using the RapidAPI service.", "parameters": {"email": {"description": "The email address to be verified.", "type": "str", "default": "rahul@gmail.com"}}}]
Verify if marketing@newstartup.io is a valid email address.
user
assistant
[{"name": "email_checker", "arguments": {"email": "marketing@newstartup.io"}}]