Final Brief Input Token Count

{
  "causal": false,
  "event_id": "evt_ef20ddba22b977c604399224",
  "kind": "FinalBriefInputTokenCount",
  "payload": {
    "call_id": "final-brief-call_e6b731549bf80a8b7fa0024b",
    "counter_id": "anthropic-messages-direct-v0.2",
    "input_tokens": 10717,
    "request_hash": "081b3e72cbacfc670ca271131dc2f3afbb2ae06c2816c843236b49dde7581467"
  },
  "phase": "collect_final_briefs",
  "run_id": "run9",
  "schema_version": "0.1",
  "sequence": 3556,
  "tick": 25
}