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_media_info", "description": "Retrieve information about a media item from Instagram API by providing the media ID.", "parameters": {"is_id": {"description": "The ID of the media item to retrieve information for.", "type": "str", "default": "2789566164107201469_25025320"}}}, {"name": "user_data_by_name", "description": "Fetches user data from TikTok Solutions API for a given username.", "parameters": {"username": {"description": "The username of the TikTok user whose data is to be retrieved.", "type": "str", "default": "mrbeast"}}}, {"name": "get_info_user", "description": "Fetch information about a TikTok user using the provided username.", "parameters": {"username": {"description": "The TikTok username for which to retrieve information.", "type": "str", "default": "tiktok"}}}]
Retrieve details of the Instagram post with ID 'abcdefghijklmnop'. Obtain TikTok user information for '@user3' and '@user4'.
user
assistant
[{"name": "get_media_info", "arguments": {"is_id": "abcdefghijklmnop"}}, {"name": "get_info_user", "arguments": {"username": "user3"}}, {"name": "get_info_user", "arguments": {"username": "user4"}}]