Consulter une génération

const record = await client.getGeneration("G-01ABC...");

{
  "created_at": "2026-05-05T12:00:00.000Z",
  "request_id": "G-01ABC123",
  "team_id": "team-123",
  "app_id": "app-123",
  "endpoint": "chat/completions",
  "model_id": "openai/gpt-4o-mini",
  "provider": "openai",
  "native_response_id": "chatcmpl-123",
  "stream": false,
  "byok": false,
  "status_code": 200,
  "success": true,
  "error_code": null,
  "error_message": null,
  "latency_ms": 1500,
  "generation_ms": 1400,
  "usage": {
    "prompt_tokens": 9,
    "completion_tokens": 9,
    "total_tokens": 18
  },
  "cost_nanos": 1000000,
  "currency": "USD",
  "pricing_lines": [],
  "key_id": "key-123",
  "throughput": null,
  "replay_supported": true,
  "replay_request": {
    "model": "openai/gpt-4o-mini",
    "messages": [
      { "role": "user", "content": "Say hello" }
    ]
  }
}