class StreamingReturns a paginated list of runs for the given projects within min/max
start_time. Supports filters, cursor pagination, and selects to select fields
to return.
When ai_search is set, Accept: text/event-stream is required; requests
without it return 406. AI search is unavailable on deployments that route
queries to the v1 backend and returns 501 there.
Self-hosted deployments require LangSmith v0.16 or later.
Yields the items of queryV2 one at a time across pages, following the next page cursor.