MlflowCallbackHandler

Run when LLM starts.

Run when LLM generates a new token.

Run when LLM ends running.

Run when LLM errors.

Run when chain starts running.

Run when chain ends running.

Run when chain errors.

Run when tool starts running.

Run when tool ends running.

Run when tool errors.

Run when text is received.

Run when agent ends running.

Run on agent action.

Run when Retriever starts running.

Run when Retriever ends running.

Run when Retriever errors.