Final Brief Input Token Count

{
  "causal": false,
  "event_id": "evt_240bb9ea8b5f35391fbfc0d1",
  "kind": "FinalBriefInputTokenCount",
  "payload": {
    "call_id": "final-brief-call_f4633544148dcb7d35421cd7",
    "counter_id": "anthropic-messages-direct-v0.2",
    "input_tokens": 10773,
    "request_hash": "fa55c5d700f08417a0603be415508b956415e194742d162ee73adab82db44b93"
  },
  "phase": "collect_final_briefs",
  "run_id": "run8",
  "schema_version": "0.1",
  "sequence": 2833,
  "tick": 20
}