{
  "phase": "C3 after chat-agent namespace migration",
  "date": "2026-10-06",
  "voice_source_unchanged": "5d1d9591d57f0b5535884425567c0440b62a91d1",
  "fixture_sha256": "bbdc8147226297b2a56f177b2b70a750dcfc44bbf57498e7ef2befe9c921a42a",
  "fixture_duration_s": 3.025,
  "ordinary_transcription": {
    "path": "/whisper-trasncription/",
    "session_id": "s-id-741e107235deb6",
    "state": "done",
    "text_characters": 40,
    "copy_and_download_enabled": true
  },
  "combined_diarization": {
    "session_id": "s-id-cfc400ef9cb0f1",
    "job_id": "id-4cfdddc0ac275e",
    "upload_http": 202,
    "result_http": 200,
    "state": "done",
    "speakers": 1,
    "nats_start_progress_done_observed": true
  },
  "staged": {
    "session_id": "s-id-ca6ee6d61a8666",
    "prepare_transcribe_diarize_combine_http": [
      202,
      202,
      202,
      202
    ],
    "transcribe_s": 0.415,
    "diarize_s": 0.177,
    "combine_s": 0.001,
    "speakers": 1,
    "normalized_duration_s": 3.072,
    "nats_stage_events_observed": true,
    "state": "done"
  },
  "h100_benchmarks": [
    {
      "config_id": "pyannote_selected_shared_b2_auto",
      "job_id": "id-9242ac7a7f50fb",
      "transcribe_s": 0.423,
      "diarize_s": 0.216,
      "prepare_s": 0.683,
      "combine_s": 0.001,
      "total_measured_s": 1.323,
      "speakers": 1,
      "state": "done"
    },
    {
      "config_id": "pyannote_selected_isolated_b2_auto",
      "job_id": "id-9a76ad29a9d996",
      "transcribe_s": 0.404,
      "diarize_s": 0.238,
      "prepare_s": 0.376,
      "combine_s": 0.001,
      "total_measured_s": 1.019,
      "speakers": 1,
      "state": "done"
    },
    {
      "config_id": "sherpa_onnx_default_ru_check",
      "job_id": "id-a88d6e9dcaa15b",
      "transcribe_s": 0.391,
      "diarize_s": 0.148,
      "prepare_s": 0.336,
      "combine_s": 0.002,
      "total_measured_s": 0.877,
      "speakers": 1,
      "state": "done"
    },
    {
      "config_id": "sortformer_very_high_latency_b1_ru_check",
      "job_id": "id-a535b6a9ac7fdb",
      "transcribe_s": 0.399,
      "diarize_s": 0.167,
      "prepare_s": 0.367,
      "combine_s": 0.003,
      "total_measured_s": 0.936,
      "speakers": 1,
      "state": "done"
    }
  ],
  "explicit_cpu_benchmarks": [
    {
      "engine": "pyannote",
      "job_id": "id-aaae7ccb91c401",
      "route": "http://py_faster_whisper_pyannote_diarization:8080/diarize",
      "prepare_s": 0.25,
      "transcribe_s": 0.387,
      "diarize_s": 0.222,
      "backend_model_s": 0.111,
      "combine_s": 0.001,
      "speakers": 1,
      "state": "done",
      "active": false
    },
    {
      "engine": "sherpa_onnx",
      "job_id": "id-4bf8b1df8790aa",
      "route": "http://py_faster_whisper_sherpa_onnx_diarization:8080/diarize",
      "prepare_s": 0.109,
      "transcribe_s": 0.374,
      "diarize_s": 0.166,
      "backend_model_s": 0.019,
      "combine_s": 0.001,
      "speakers": 1,
      "state": "done",
      "active": false
    },
    {
      "engine": "nemo_sortformer",
      "job_id": "id-5a7f91d6ef46af",
      "route": "http://py_faster_whisper_sortformer_diarization:8080/diarize",
      "prepare_s": 0.117,
      "transcribe_s": 0.382,
      "diarize_s": 0.179,
      "backend_model_s": 0.034,
      "combine_s": 0.001,
      "speakers": 1,
      "state": "done",
      "active": false
    }
  ],
  "summary_preservation": {
    "http_status": 200,
    "row_count_after_all_seven": 62,
    "old_row_count": 55,
    "old_created_before": "2026-10-06T08:27:31.833Z",
    "sorted_row_hashes_sha256": "a479f2b142c003fecd8e554e144dee1c091f019e53f3216ef509e341b7d1576d",
    "matches_before": true,
    "method": "SHA256(JSON.stringify(each complete result)); sort hex hashes; join with newline U+000A; SHA256 UTF-8 joined hashes"
  },
  "diagnostics": {
    "path": "/status/",
    "mode": "native Run smoke",
    "working_checks_ok": 31,
    "informational_fail": 1,
    "summary": "OK: Health and smoke checks completed",
    "nats_websocket_ms": 354,
    "live_asr_smoke_ms": 51,
    "linto_transcribe_smoke_ms": 147,
    "h100_diarize_smoke_ms": [
      263,
      257,
      342,
      197
    ],
    "informational_failure": "Direct H100 ingress HTTP reachability is unavailable; excluded from service health. Model requests through approved NATS requesters succeeded."
  },
  "limitations": [
    "One short synthetic single-speaker WAV verifies transport and result lifecycle, not WER or DER.",
    "CPU routes were explicitly selected per test; no automatic fallback or deployment change was made.",
    "These file runtimes do not predict performance of long or multi-speaker recordings."
  ]
}