Searches WhatsApp contacts based on a query. Returns all available contact information including name, phone number, WhatsApp ID, creation date, status, custom parameters, and other fields from the WATI API. Args: query: A search term to find matching contacts Returns: A list of contacts with all available contact information

Get WhatsApp messages matching specified criteria with optional context. Args: after: Optional ISO-8601 formatted string to only return messages after this date before: Optional ISO-8601 formatted string to only return messages before this date sender_phone_number: Optional phone number to filter messages by sender chat_waid: Optional WhatsApp ID (WAID) to filter messages by chat query: Optional search term to filter messages by content limit: Maximum number of messages to return (default 20) page: Page number for pagination (default 0) include_context: Whether to include messages before and after matches (default True) context_before: Number of messages to include before each match (default 1) context_after: Number of messages to include after each match (default 1)

Get WhatsApp chats matching specified criteria. Args: query: Optional search term to filter chats by name or WAID limit: Maximum number of chats to return (default 20) page: Page number for pagination (default 0) include_last_message: Whether to include the last message in each chat (default True) sort_by: Field to sort results by, either "last_active" or "name" (default "last_active")

Get WhatsApp chat metadata by WAID. Args: chat_waid: The WhatsApp ID (WAID) of the chat to retrieve include_last_message: Whether to include the last message (default True)

Get WhatsApp chat metadata by sender phone number. Args: sender_phone_number: The phone number to search for

Get the WhatsApp chat for the specified contact. Args: waid: The contact's WhatsApp ID (WAID) to search for limit: Maximum number of chats to return (default 20) page: Page number for pagination (default 0)