Final Brief Input Token Count

{
  "causal": false,
  "event_id": "evt_d99676aec57750174c9d8ccf",
  "kind": "FinalBriefInputTokenCount",
  "payload": {
    "call_id": "final-brief-call_c2ae07f183fb1f41191171a9",
    "counter_id": "anthropic-messages-direct-v0.2",
    "input_tokens": 9899,
    "request_hash": "2036cf6da1898f2ab5c0c35fad2301ea978ac8018019932f16980d1ec16cca0f"
  },
  "phase": "collect_final_briefs",
  "run_id": "run8",
  "schema_version": "0.1",
  "sequence": 7055,
  "tick": 46
}