Call this function to find out the cumulative number of tokens that you have sent and recieved in the current session. The price will be shown if known.
token_usage()A data frame
token_usage()
#> provider model input output cached_input price
#> 1 OpenAI gpt-4.1 1371 694 0 $0.01
#> 2 Anthropic claude-sonnet-4-20250514 14 179 0 $0.00