Extracts the plain text content of the assistant's reply from an LLMMessage object.
Use get_reply_data() for structured replies in JSON format.
get_reply(.llm, .index = NULL)last_reply(.llm)
Returns a character string containing the assistant's reply, or NA_character_ if no reply exists.
An LLMMessage object containing the message history.
A positive integer indicating the index of the assistant reply to retrieve.
Defaults to NULL, which retrieves the last reply.
This function is the core utility for retrieving assistant replies by index.
For convenience, last_reply() is provided as a wrapper to retrieve the
latest assistant reply.
get_reply_data(), last_reply()