{
  "updated": "October15,2026",
  "caseId": "maggie-ai-presenter-realism-20261015",
  "cohort": "Production experiment \u2014 evolving brief",
  "rankingEligible": false,
  "voices": [
    {
      "label": "1. Gacrux",
      "model": "Google gemini-3.8-flash-tts",
      "src": "/bench/maggie-presenter-realism/google-gacrux.wav",
      "note": "Same common passage; spoken voice labels retained. Original instruction prefix removed locally."
    },
    {
      "label": "2. Sulafat",
      "model": "Google gemini-3.8-flash-tts",
      "src": "/bench/maggie-presenter-realism/google-sulafat.wav",
      "note": "Same common passage; spoken voice labels retained. Original instruction prefix removed locally."
    },
    {
      "label": "3. Achernar",
      "model": "Google gemini-3.8-flash-tts",
      "src": "/bench/maggie-presenter-realism/google-achernar.wav",
      "note": "Same common passage; spoken voice labels retained. Original instruction prefix removed locally."
    },
    {
      "label": "4. Vindemiatrix",
      "model": "Google gemini-3.8-flash-tts",
      "src": "/bench/maggie-presenter-realism/google-vindemiatrix.wav",
      "note": "Same common passage; spoken voice labels retained. Original instruction prefix removed locally."
    },
    {
      "label": "Chosen ElevenLabs voice \u2014 original V2",
      "model": "eleven_multilingual_v2",
      "src": "/bench/maggie-presenter-realism/eleven-v2-native.mp3",
      "note": "Original recording used speed 0.9. This is V2, not V4; longer opening than the new sample."
    },
    {
      "label": "Chosen ElevenLabs voice \u2014 actual V4",
      "model": "eleven_v4",
      "src": "/bench/maggie-presenter-realism/eleven-v4-native.mp3",
      "note": "71 words, 24.88 seconds, native pace; 411 provider-reported credits, USD invoice unknown. Same selected voice as V2."
    },
    {
      "label": "Google previous pacing",
      "model": "Vindemiatrix",
      "src": "/bench/maggie-presenter-realism/maggie-previous-144wpm.mp3",
      "note": "71-word excerpt, 30.25 seconds; filename is historical, measured overall pace about 141 wpm."
    },
    {
      "label": "Google conversational pacing",
      "model": "Vindemiatrix",
      "src": "/bench/maggie-presenter-realism/maggie-conversational-162wpm.mp3",
      "note": "Same 71-word excerpt, 26.23 seconds; generated brisk take slowed locally with pitch preserved."
    }
  ],
  "images": [
    {
      "label": "Image revision 1",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-1.jpg"
    },
    {
      "label": "Image revision 2",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-2.jpg"
    },
    {
      "label": "Image revision 3",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-3.jpg"
    },
    {
      "label": "Image revision 4",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-4.jpg"
    },
    {
      "label": "Image revision 5",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-5.jpg"
    },
    {
      "label": "Image revision 6",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-6.jpg"
    },
    {
      "label": "Image revision 7",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-7.jpg"
    },
    {
      "label": "Image revision 8",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/image-revision-8.jpg"
    },
    {
      "label": "Candidate A",
      "model": "OpenAI image tool",
      "src": "/bench/maggie-presenter-realism/candidate-a.jpg"
    },
    {
      "label": "Candidate B",
      "model": "Nano Banana Pro",
      "src": "/bench/maggie-presenter-realism/candidate-b.jpg"
    },
    {
      "label": "Candidate C",
      "model": "OpenAI image tool",
      "src": "/bench/maggie-presenter-realism/candidate-c.jpg"
    }
  ],
  "phoneImage": "/bench/maggie-presenter-realism/original-phone.jpg",
  "videos": [
    {
      "id": "early-h3",
      "label": "Early MiniMax H3 Max",
      "voice": "Google Vindemiatrix",
      "sourceImage": "/bench/maggie-presenter-realism/original-phone.jpg",
      "src": "/bench/maggie-presenter-realism/early-h3.mp4",
      "native": {
        "programs": [],
        "stream_groups": [],
        "streams": [
          {
            "codec_type": "video",
            "width": 1344,
            "height": 768
          },
          {
            "codec_type": "audio"
          }
        ],
        "format": {
          "duration": "8.000000"
        }
      },
      "sourceSha256": "116c12768e8cfcbcfd02f3b4aa420e5bdadd15f001bba4e3966326a04f851f45",
      "estimateUsd": 0.64,
      "actualUsd": null,
      "note": "Early phone-image test. Keep separate from the later matched ElevenLabs pair."
    },
    {
      "id": "early-ltx",
      "label": "Early LTX 2.5 Fast",
      "voice": "Google Vindemiatrix",
      "sourceImage": "/bench/maggie-presenter-realism/original-phone.jpg",
      "src": "/bench/maggie-presenter-realism/early-ltx.mp4",
      "native": {
        "programs": [],
        "stream_groups": [],
        "streams": [
          {
            "codec_type": "video",
            "width": 1920,
            "height": 1080
          },
          {
            "codec_type": "audio"
          }
        ],
        "format": {
          "duration": "8.041667"
        }
      },
      "sourceSha256": "4441b34696fd61cf969384079038561e9bc2e485901cea49976ef5efeba86ec8",
      "estimateUsd": 1.04,
      "actualUsd": null,
      "note": "Early phone-image test; different voice condition from the ElevenLabs pair."
    },
    {
      "id": "matched-h3",
      "label": "MiniMax H3 Max \u2014 matched pair",
      "voice": "ElevenLabs V2 +10% editorial pace",
      "sourceImage": "/bench/maggie-presenter-realism/image-revision-8.jpg",
      "src": "/bench/maggie-presenter-realism/matched-h3.mp4",
      "native": {
        "programs": [],
        "stream_groups": [],
        "streams": [
          {
            "codec_type": "video",
            "width": 1344,
            "height": 768
          },
          {
            "codec_type": "audio"
          }
        ],
        "format": {
          "duration": "8.000000"
        }
      },
      "sourceSha256": "eab698395556963f3150b549c51022a635c4cab69010341f8e04857a76a10b74",
      "estimateUsd": 0.64,
      "actualUsd": null,
      "note": "Same 8-second audio and head-on source as matched LTX. Endpoint has no visual prompt field."
    },
    {
      "id": "matched-ltx",
      "label": "LTX 2.5 Fast \u2014 matched pair",
      "voice": "ElevenLabs V2 +10% editorial pace",
      "sourceImage": "/bench/maggie-presenter-realism/image-revision-8.jpg",
      "src": "/bench/maggie-presenter-realism/matched-ltx.mp4",
      "native": {
        "programs": [],
        "stream_groups": [],
        "streams": [
          {
            "codec_type": "video",
            "width": 1920,
            "height": 1080
          },
          {
            "codec_type": "audio"
          }
        ],
        "format": {
          "duration": "8.041667"
        }
      },
      "sourceSha256": "4e92b8491ba58ac4968adc05359c341310076030a42dc52ff372d239d8782385",
      "estimateUsd": 1.04,
      "actualUsd": null,
      "note": "Same 8-second audio and head-on source as matched H3; native resolution and controls differ."
    },
    {
      "id": "phone-h3",
      "label": "Original phone image \u2192 MiniMax",
      "voice": "ElevenLabs V2 +10% editorial pace",
      "sourceImage": "/bench/maggie-presenter-realism/original-phone.jpg",
      "src": "/bench/maggie-presenter-realism/phone-h3.mp4",
      "native": {
        "programs": [],
        "stream_groups": [],
        "streams": [
          {
            "codec_type": "video",
            "width": 1344,
            "height": 768
          },
          {
            "codec_type": "audio"
          }
        ],
        "format": {
          "duration": "8.000000"
        }
      },
      "sourceSha256": "8ac1066b17f991b2de09c7c10c82ba9ae18fad77288e640ca80ca73e48785850",
      "estimateUsd": 0.64,
      "actualUsd": null,
      "note": "Owner rejected: looks too fake. No visual realism prompt is supported by this endpoint."
    },
    {
      "id": "latest-v4",
      "label": "One-shot realism test \u2192 LTX 2.5 Fast",
      "voice": "Actual ElevenLabs V4, native pace",
      "sourceImage": "/bench/maggie-presenter-realism/candidate-a.jpg",
      "src": "/bench/maggie-presenter-realism/latest-v4.mp4",
      "native": {
        "programs": [],
        "stream_groups": [],
        "streams": [
          {
            "codec_type": "video",
            "width": 1920,
            "height": 1080
          },
          {
            "codec_type": "audio"
          }
        ],
        "format": {
          "duration": "6.041667"
        }
      },
      "sourceSha256": "8d9220436a11bc5d881f2c168b49e304458210bdb83741513edd74fc992efd5a",
      "estimateUsd": 0.78,
      "actualUsd": null,
      "note": "Candidate A;6-second input. More facial/head expression in sampled frames, but turns exceed restrained prompt. Owner realism acceptance pending."
    }
  ],
  "showcase": "/bench/maggie-presenter-realism/voice-face-video-showcase.mp4",
  "paceReel": "/bench/maggie-presenter-realism/editorial-plus6.mp4",
  "sourceRecordCount": 40,
  "inventoryFileCount": 357,
  "billing": "Earlier displayed USD values are historical tariff estimates; failed-request charges/refunds and built-in image costs are unknown. The new round separately reports provider API usage for all seven renders and model reviews. Invoices, fees and taxes remain unknown. No cost per owner-approved deliverable is established.",
  "limitations": [
    "Same character, but images, voices, prompts, durations and settings changed across stages.",
    "The H3/LTX 8-second pair shares exact inputs; each route was sampled once and native controls/resolutions differ.",
    "No blinded human score panel or final accepted production master.",
    "Seedance 2.0/2.5 likeness-policy rejections produced no video; those are processing outcomes, not realism scores.",
    "Earlier OpenAI built-in calls did not expose their exact backend. The new round uses the explicit GPT Image 2.5 Sunburst API route.",
    "ASR/decode/audio checks are technical diagnostics, not proof of realism or viewer trust.",
    "The first staged motion tests used Google audio; the later original pair used V2. The earlier six-second LTX test and all five new-round clips use actual V4 audio."
  ],
  "promptApproach": "Fixed eye-level home camera, direct lens gaze, coordinated speech-related facial movement, restrained expression and shoulder movement, ordinary side-window lighting, stable background and unchanged supplied voice. Exact source prompt remains in the private evidence archive.",
  "newRound": {
    "generationCalls": 7,
    "voiceCalls": 0,
    "generationApiUsageUsd": 5.0058,
    "judgeApiUsageUsd": 0.68237815,
    "budgetUsd": 10,
    "ownerAcceptance": "pending"
  },
  "llmReviewSummary": {
    "reviewCount": 33,
    "nativeVideoCount": 11,
    "votesFile": "llm-votes.json",
    "calibrationWarning": "All three models passed the earlier LTX shot rejected by the owner as cartoony/3D. Agreement is not calibrated to the owner\u2019s realism threshold.",
    "officialScoreAdmitted": false
  }
}