{
  "schemaVersion": 1,
  "version": "2026-09-11-v1",
  "publishedAt": "2026-09-11",
  "kind": "protocol",
  "description": "Eight planned cases with reference readiness and the public input manifest. No generated test outputs.",
  "operator": "Donatello — first-party, conflict of interest disclosed",
  "measuredAttemptCount": 0,
  "measuredResultCount": 0,
  "methodology": "https://donatello.studio/benchmarks/methodology",
  "records": [
    {
      "id": "character-identity-01",
      "category": "Character identity",
      "prompt": "Place the same fictional adult character from the reference in a sunlit bookshop, preserving the character's facial proportions and hairstyle.",
      "criteria": [
        "Identity",
        "Hair and proportions",
        "Bookshop setting"
      ],
      "references": [],
      "track": "image-reference",
      "readiness": "needs-reference"
    },
    {
      "id": "product-identity-01",
      "category": "Product identity",
      "prompt": "Place the exact blue ceramic vase from the reference on a dark wooden shelf, preserving its shape, opening and glaze color, with soft side light.",
      "criteria": [
        "Vase silhouette and opening",
        "Blue glaze identity",
        "New shelf setting"
      ],
      "references": [
        "blue-vase"
      ],
      "track": "image-reference",
      "readiness": "ready"
    },
    {
      "id": "clothing-01",
      "category": "Clothing",
      "prompt": "Show the same fictional adult wearing the exact jacket from the supplied references, full-length front view on a plain grey background. Preserve the garment's cut and fastening details.",
      "criteria": [
        "Character identity",
        "Garment details",
        "Full-length front view"
      ],
      "references": [],
      "track": "image-reference",
      "readiness": "needs-reference"
    },
    {
      "id": "face-preservation-01",
      "category": "Face preservation",
      "prompt": "Change only the background of the consented adult portrait to a plain light blue wall. Preserve the face, expression, hairstyle and clothing.",
      "criteria": [
        "Face unchanged",
        "Expression and clothing unchanged",
        "Only background edited"
      ],
      "references": [],
      "track": "image-reference",
      "readiness": "needs-reference"
    },
    {
      "id": "style-reference-01",
      "category": "Style reference",
      "prompt": "Create a small ceramic teapot using the glaze color, material finish and soft-daylight photographic style of the supplied vase reference. Do not reproduce the vase shape.",
      "criteria": [
        "Glaze and photographic style",
        "Recognizable teapot",
        "Not a copied vase"
      ],
      "references": [
        "blue-vase"
      ],
      "track": "image-reference",
      "readiness": "ready"
    },
    {
      "id": "multiple-references-01",
      "category": "Multiple references",
      "prompt": "Place the product from reference one on the table from reference two, with the lighting from reference three. Preserve the product identity and table material.",
      "criteria": [
        "Product identity",
        "Table material",
        "Third-reference lighting"
      ],
      "references": [],
      "track": "image-reference",
      "readiness": "needs-reference"
    },
    {
      "id": "object-consistency-01",
      "category": "Object consistency",
      "prompt": "Keep the same blue vase from the reference, rotate the viewpoint slightly to the right and add one white flower inside. Preserve the rim, body proportions and blue glaze.",
      "criteria": [
        "Vase consistency",
        "Slight viewpoint change",
        "Exactly one white flower"
      ],
      "references": [
        "blue-vase"
      ],
      "track": "image-reference",
      "readiness": "ready"
    },
    {
      "id": "text-logo-01",
      "category": "Text/logo preservation",
      "prompt": "Move the fictional branded package from the reference onto a white pedestal. Preserve every letter, symbol and label placement exactly; change only the setting.",
      "criteria": [
        "Exact lettering",
        "Label layout",
        "White pedestal"
      ],
      "references": [],
      "track": "image-reference",
      "readiness": "needs-reference"
    }
  ],
  "settings": {
    "outputsPerPromptPerModel": 3,
    "imagesPerRequest": 1,
    "aspectRatio": "1:1",
    "targetWidth": 1024,
    "targetHeight": 1024,
    "seedPolicy": "Record actual seed where supported. Equal numeric seeds do not imply identical randomness across models.",
    "promptEnhancement": "Off where exposed; otherwise record provider default and place in a separate comparison stratum.",
    "normalization": "Retain originals. Evaluate a disclosed, aspect-preserving normalized derivative only when necessary. No selective retouching or aesthetic edits.",
    "execution": "Sequential within a provider; deterministic shuffled round-robin model order. Record queue time and download completion, region, tier, all attempts and charged failures.",
    "cohortStatus": "not-enrolled",
    "maxAuthorizedSpendUsd": 0
  },
  "references": [
    {
      "id": "blue-vase",
      "url": "/gallery/image/blue-ceramic-vase.webp",
      "source": "/gallery/blue-ceramic-vase",
      "width": 1024,
      "height": 1024,
      "bytes": 41080,
      "sha256": "0089dad7f8cb5eaee9e90c797d28e7a0919214602311b5a13af649253fb685bc",
      "provenance": "Previously published first-party synthetic ceramic-vase image. Reused only as a disclosed benchmark input, never as a benchmark output.",
      "limitation": "A Donatello-origin reference may introduce source-domain bias. Add a rights-cleared independent source stratum before generalizing reference results. No real person's likeness is used."
    }
  ]
}