Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.08,
    "vintage_probability": 0.045,
    "authenticity_confidence": 0.06,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.08,
    "confidence": 0.75,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: structured black pebbled tote with two handles and a top zip, consistent with a handbag.",
        "photo 2: beige fabric lining and an internal zip\/pocket area are visible.",
        "photo 5: multiple metal feet are visible on the base."
    ],
    "negative_evidence": [
        "photo 1: no legible COACH wordmark, horse-and-carriage emblem, hangtag, or other Coach identifier is visible on the exterior.",
        "photo 1: the silhouette is a generic structured tote rather than a clearly recognizable vintage Coach model.",
        "photo 2: silver-tone hardware and a beige fabric-lined interior lean modern and do not support a classic vintage Coach identification.",
        "photo 3: visible strap\/side hardware is generic and no Coach engraving is legible.",
        "listing text: seller identifies the item as unbranded and provides no Coach-specific evidence.",
        "photo 1-4: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
        "photo 3: beige fabric lining with interior zip pocket - inconsistent with unlined suede-back vintage Coach classics",
        "photo 2,4: silver\/nickel-tone buckles and base feet - inconsistent with solid brass hardware of 1970s-early 1990s Coach",
        "photo 1-2: dual rolled-handle tote with side buckle straps and no turnlock - no match to classic Coach turnlock silhouettes"
    ],
    "missing_information": [
        "photo 2: a straight-on, close-up photograph of the entire interior back wall and every interior pocket, including any creed patch.",
        "a close-up of any interior fabric tag, care tag, or zipper-pull marking.",
        "close-ups of the exterior front, handle attachments, zipper pull, and all hardware for possible brand markings.",
        "seller-stated dimensions and a photograph of the bag beside a ruler for model comparison.",
        "full views of all four corners, the strap\/handle stitching, and the lining condition.",
        "photo of any interior leather creed patch or fabric brand tag in raking light (photo 3 shows lining but no legible stamp)",
        "photo of hardware engravings on buckles\/zipper pull and Made-in tag",
        "photo of front\/back full view and interior emptied to confirm pockets and closure"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible in the supplied photos; this is more consistent with a generic modern leather tote than a Coach bag.",
        "The modern pebbled leather, fabric lining, silver-tone hardware, and generic tote construction do not establish Coach manufacture."
    ],
    "possible_model_reasoning": [
        "The rectangular structured tote with double handles and top zip does not closely identify a catalog vintage Coach style from the supplied views.",
        "The fabric lining, silver-tone hardware, and contemporary pebbled finish suggest a modern, non-vintage construction; there is no visible creed or style number to date it.",
        "Condition: approximately Very Good from the visible exterior; leather appears intact with minor handling creases, but the bottom corners, interior, odor, and hardware function are not fully assessable.",
        "No Coach identifier visible in any photo so no Coach model can be ranked; side-buckle double-handle tote does not match City Bag, Willis, Court, Station, Duffle Sac or other catalog classics",
        "Era reasoning: fabric lining + nickel hardware + pebbled finish + zip interior pocket points to modern (2000s+) non-Coach manufacture, not pre-2000 glove-tanned era",
        "Condition: Excellent to Like New appearance; pebbled leather clean with no corner wear shown (photo 4 bottom shows light scuffing only), handles intact (photo 1-2), interior appears clean (photo 3), but interior not fully emptied and no close-ups so capped"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": false,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 2: small silver-tone buckle\/adjustment hardware is visible near the side opening; photo 5: several silver-tone base feet are visible. No brand engraving is legible.",
        "leather_description": "photo 1: black pebbled leather or leather-like material is visible; the photos do not establish whether it is genuine leather.",
        "lining_description": "photo 2 and photo 4: beige fabric lining is visible, with an interior pocket\/zipper area.",
        "strap_construction": "photo 1 and photo 3: two long rolled or folded handles are attached with stitched leather tabs; no detachable shoulder strap is visible.",
        "stitching_description": "photo 1 and photo 3: visible perimeter and handle stitching appears generally even, though resolution and lighting limit detailed assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.12,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.08,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: structured black pebbled tote with two handles and a top zip, consistent with a handbag.",
                    "photo 2: beige fabric lining and an internal zip\/pocket area are visible.",
                    "photo 5: multiple metal feet are visible on the base."
                ],
                "negative_evidence": [
                    "photo 1: no legible COACH wordmark, horse-and-carriage emblem, hangtag, or other Coach identifier is visible on the exterior.",
                    "photo 1: the silhouette is a generic structured tote rather than a clearly recognizable vintage Coach model.",
                    "photo 2: silver-tone hardware and a beige fabric-lined interior lean modern and do not support a classic vintage Coach identification.",
                    "photo 3: visible strap\/side hardware is generic and no Coach engraving is legible.",
                    "listing text: seller identifies the item as unbranded and provides no Coach-specific evidence."
                ],
                "missing_information": [
                    "photo 2: a straight-on, close-up photograph of the entire interior back wall and every interior pocket, including any creed patch.",
                    "a close-up of any interior fabric tag, care tag, or zipper-pull marking.",
                    "close-ups of the exterior front, handle attachments, zipper pull, and all hardware for possible brand markings.",
                    "seller-stated dimensions and a photograph of the bag beside a ruler for model comparison.",
                    "full views of all four corners, the strap\/handle stitching, and the lining condition."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible in the supplied photos; this is more consistent with a generic modern leather tote than a Coach bag.",
                    "The modern pebbled leather, fabric lining, silver-tone hardware, and generic tote construction do not establish Coach manufacture."
                ],
                "observed_features": {
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "serial_or_style_number_present": false,
                    "serial_or_style_number": "not_visible",
                    "coach_wordmark_present": false,
                    "turnlock_present": false,
                    "hangtag_present": false,
                    "hardware_description": "photo 2: small silver-tone buckle\/adjustment hardware is visible near the side opening; photo 5: several silver-tone base feet are visible. No brand engraving is legible.",
                    "leather_description": "photo 1: black pebbled leather or leather-like material is visible; the photos do not establish whether it is genuine leather.",
                    "lining_description": "photo 2 and photo 4: beige fabric lining is visible, with an interior pocket\/zipper area.",
                    "strap_construction": "photo 1 and photo 3: two long rolled or folded handles are attached with stitched leather tabs; no detachable shoulder strap is visible.",
                    "stitching_description": "photo 1 and photo 3: visible perimeter and handle stitching appears generally even, though resolution and lighting limit detailed assessment."
                },
                "possible_model_reasoning": [
                    "The rectangular structured tote with double handles and top zip does not closely identify a catalog vintage Coach style from the supplied views.",
                    "The fabric lining, silver-tone hardware, and contemporary pebbled finish suggest a modern, non-vintage construction; there is no visible creed or style number to date it.",
                    "Condition: approximately Very Good from the visible exterior; leather appears intact with minor handling creases, but the bottom corners, interior, odor, and hardware function are not fully assessable."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.04,
                "coach_probability": 0.04,
                "confidence": 0.72,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of any interior leather creed patch or fabric brand tag in raking light (photo 3 shows lining but no legible stamp)",
                    "photo of hardware engravings on buckles\/zipper pull and Made-in tag",
                    "photo of front\/back full view and interior emptied to confirm pockets and closure"
                ],
                "negative_evidence": [
                    "photo 1-4: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible",
                    "photo 3: beige fabric lining with interior zip pocket - inconsistent with unlined suede-back vintage Coach classics",
                    "photo 2,4: silver\/nickel-tone buckles and base feet - inconsistent with solid brass hardware of 1970s-early 1990s Coach",
                    "photo 1-2: dual rolled-handle tote with side buckle straps and no turnlock - no match to classic Coach turnlock silhouettes"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone hardware: small rectangular buckles on side gusset straps (photo 2), four base feet on bottom (photo 4), small zipper pull on interior pocket (photo 3); no engravings legible",
                    "leather_description": "black pebbled-grain leather with even pebbling on body and handles (photo 1,2,4)",
                    "lining_description": "beige\/tan smooth fabric lining with interior zip pocket visible (photo 3)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched stitching at handle attachment tabs visible (photo 1); no close-up to assess evenness",
                    "strap_construction": "dual rolled top handles stitched directly to tote body (photo 1,2)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo so no Coach model can be ranked; side-buckle double-handle tote does not match City Bag, Willis, Court, Station, Duffle Sac or other catalog classics",
                    "Era reasoning: fabric lining + nickel hardware + pebbled finish + zip interior pocket points to modern (2000s+) non-Coach manufacture, not pre-2000 glove-tanned era",
                    "Condition: Excellent to Like New appearance; pebbled leather clean with no corner wear shown (photo 4 bottom shows light scuffing only), handles intact (photo 1-2), interior appears clean (photo 3), but interior not fully emptied and no close-ups so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.04,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24079,
            "output_tokens": 835,
            "total_tokens": 24914,
            "estimated_cost_usd": 0.011636
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25015,
            "output_tokens": 1405,
            "total_tokens": 26420,
            "estimated_cost_usd": 0.006127
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}