class ThreadsAPIResourceAlpha: The request and response contract may change; Retrieve all traces belonging to a specific thread within a project.
Returns a paginated page of dataset examples with runs from the requested
experiments. Response uses the canonical {items, next_cursor} envelope.
Alpha: The request and response contract may change; Compute aggregate stats for a single thread (turn count, latency percentiles, token/cost sums, and detail breakdowns) within a project.