Neuer Stream-Ereignistyp num_variants_in_stream

{
  "har.sse_event_types": [
    "async_image",
    "cite",
    "conversation_detail_metadata",
    "entity",
    "event:delta",
    "event:delta_encoding",
    "input_message",
    "message_marker",
    "message_stream_complete",
    "num_variants_in_stream",
    "open_entity_detail",
    "resume_conversation_token",
    "search_model_queries",
    "search_result",
    "search_result_group",
    "server_ste_metadata",
    "stop",
    "title_generation"
  ]
}