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_latest_activity_by_id", "description": "Retrieves the most recent activity associated with a given ID from the Steam Market and Store API.", "parameters": {"is_id": {"description": "The specific ID to fetch the latest activity for.", "type": "str", "default": "730---Dreams %26 Nightmares Case"}}}, {"name": "get_single_item", "description": "Fetches a single item from the Tibia items database for a given world and item name.", "parameters": {"world": {"description": "The name of the world to search in.", "type": "str", "default": "Bona"}, "nameitem": {"description": "The name of the item to fetch.", "type": "str", "default": "Sliver"}}}]
Get the most recent activity for Steam IDs '24680' and '13579'.
user
assistant
[{"name": "get_latest_activity_by_id", "arguments": {"is_id": "24680"}}, {"name": "get_latest_activity_by_id", "arguments": {"is_id": "13579"}}]