OptionalcostOptionalnameSet to override the span name for any spans annotated within the returned context.
OptionalpromptA Prompt object that represents the prompt used for an LLM call. Only used on llm spans.
OptionaltagsDictionary of JSON serializable key-value tag pairs to set or update on the LLMObs span regarding the span's context.
List of tag keys to propagate to LLM Observability cost and token metrics emitted from each span in the context. Each key must already be present in
tagson the span when it starts.