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": "screenshot_endpoint", "description": "Takes a screenshot of a specified webpage URL with given dimensions.", "parameters": {"height": {"description": "The height of the screenshot in pixels.", "type": "str", "default": "1080"}, "url": {"description": "The URL of the webpage to capture.", "type": "str", "default": "https://rapidapi.com/marketplace"}, "width": {"description": "The width of the screenshot in pixels.", "type": "str", "default": "1920"}, "fullscreen": {"description": "Whether to capture the screenshot in fullscreen mode. Defaults to 'true'.", "type": "str, optional", "default": "true"}}}]
Take a screenshot of the Facebook homepage with dimensions 800x600 pixels.
user
assistant
[{"name": "screenshot_endpoint", "arguments": {"height": "600", "url": "https://www.facebook.com", "width": "800"}}]