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": "by_source_new", "description": "Fetch the most recent 50 news items from a specific source using the Moka News API.", "parameters": {"source": {"description": "The news source from which to retrieve the news items, taken from the available sources list.", "type": "str", "default": "cnn"}}}]
What are the most recent news items from CNN?
user
assistant
[{"name": "by_source_new", "arguments": {"source": "cnn"}}]