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": "gettrendinglenses", "description": "Fetches the trending lenses from Snapchat using the RapidAPI service.", "parameters": {"cursor": {"description": "A cursor for pagination. Defaults to None.", "type": "str, optional", "default": ""}}}, {"name": "post_details", "description": "Fetches the details of a Reddit post using the provided post ID and RapidAPI key.", "parameters": {"post_id": {"description": "The ID of the Reddit post to retrieve details for.", "type": "str", "default": "t3_t19inj"}}}, {"name": "tweet_retweeters", "description": "Fetches the retweeters of a specific tweet using the Twitter API.", "parameters": {"is_id": {"description": "The ID of the tweet for which retweeters are to be fetched.", "type": "str", "default": "1485953263040188416"}, "count": {"description": "The number of retweeters to fetch. Defaults to 20.", "type": "int, optional", "default": "20"}, "cursor": {"description": "The cursor parameter for paginating results.", "type": "str, optional", "default": ""}}}, {"name": "publications", "description": "Fetches the publications for the specified Instagram user using the RapidAPI service.", "parameters": {"nextmaxid": {"description": "The maximum ID for the next page of results. Defaults to None.", "type": "str, optional", "default": ""}, "username": {"description": "The Instagram username to fetch publications for. Defaults to 'kimkardashian'.", "type": "str, optional", "default": "kimkardashian"}}}]
What are the details of the Reddit post with ID 'abc123' and who retweeted the tweet with ID 'tweet123'?
user
assistant
[{"name": "post_details", "arguments": {"post_id": "abc123"}}, {"name": "tweet_retweeters", "arguments": {"is_id": "tweet123"}}]