{
  "provider": "sample-provider",
  "model": "sample-model-large",
  "run_id": "provider-run-001",
  "step": "speckit.implement",
  "input_tokens": 1842,
  "output_tokens": 936,
  "total_tokens": 2778,
  "cost_usd": 0.08334,
  "latency_ms": 4210,
  "status": "success"
}