Final Brief Input Token Count

{
  "causal": false,
  "event_id": "evt_3d7e8a8bba5530c673520115",
  "kind": "FinalBriefInputTokenCount",
  "payload": {
    "call_id": "final-brief-call_8351e58204ab1b9883afcfca",
    "counter_id": "anthropic-messages-direct-v0.2",
    "input_tokens": 11098,
    "request_hash": "affbb2c3d1028546ad084ad676d154db71222ff87261ce87721482be14c3d3e2"
  },
  "phase": "collect_final_briefs",
  "run_id": "run9",
  "schema_version": "0.1",
  "sequence": 3215,
  "tick": 23
}