Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.03,
    "vintage_probability": 0.19,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.69,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.735,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: complete handbag with matching wallet, consistent with a leather goods set",
        "photo 1: the main bag and wallet appear to use leather or leather-like material with an embossed woven pattern",
        "photo 1: object is a leather handbag with matching pouch, the population where misidentified Coach could hide"
    ],
    "negative_evidence": [
        "photo 1: no visible Coach wordmark, horse-and-carriage, hangtag, or creed patch",
        "photos 1-7: silver-tone hardware and a crocodile-pattern woven construction do not resemble typical vintage Coach glove-tanned classic construction",
        "photos 1-7: the bag has no recognizable Coach silhouette or classic Coach turnlock closure",
        "photos 1-7: the visible exterior appears heavily embossed\/patterned rather than Coach's usual smooth or naturally pebbled vintage leather",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 1: no brass turnlock with vintage Coach geometry; closure is open top\/flap with no turnlock",
        "photo 1-4: silhouette with wide integrated shoulder strap and exterior zip pocket does not match any classic Coach catalog style",
        "photo 1-5: leather is black embossed basketweave, not smooth glove-tanned cowhide with suede-back unlined interior typical of vintage Coach",
        "photo 4: silver-tone base feet, not solid brass hardware throughout"
    ],
    "missing_information": [
        "photo 1: interior of the handbag is not shown; request emptied interior, back wall, pockets, lining, and any label or creed",
        "photo 1: wallet interior and all labels or stamps are not shown",
        "photos 1-7: no close-ups of zipper pulls, hardware backs, or possible maker markings",
        "photos 1-7: bottom, side seams, and strap construction are only partially documented",
        "photo 1-6: no interior view shown, creed patch not shown",
        "photo 1-6: no creed close-up in raking light to read text\/serial",
        "photo 1-6: no hangtag faces or COACH wordmark shown",
        "photo 1-6: no turnlock front\/back plate shown",
        "photo 1-6: no zipper-pull brand stamp legible",
        "photo 1-6: no stitching, edge, strap-anchor close-ups"
    ],
    "authenticity_concerns": [
        "photos 1-7: absence of any visible Coach identifier combined with a generic embossed woven design strongly favors a non-Coach lookalike or unbranded bag",
        "photos 1-7: the silver-tone hardware and patterned construction are inconsistent with the usual solid-brass, smooth-leather vintage Coach classic population"
    ],
    "possible_model_reasoning": [
        "photos 1-7: silhouette is a generic structured shoulder or tote bag with a front zip pocket, not a close match to a documented vintage Coach model",
        "photo 1: matching wallet supports the listing's set description but provides no Coach-specific evidence",
        "photos 1-7: condition appears Very Good overall, with visible creasing and surface wear but no clearly visible major tears; interior condition and odor are unknown",
        "No Coach model fits: shape, embossed weave, integrated strap, exterior zip pocket and silver-tone feet are inconsistent with City Bag, Willis, Court, Station, Duffle Sac and other classics; no serial decode possible; Condition: Good to Very Good based on exterior only with light scuffs photo 1-2, interior and strap wear unknown so grade 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 1: silver-tone rectangular strap hardware, small metal zipper pull, and small silver-tone feet are visible; no Coach engraving is legible",
        "leather_description": "photos 1-7: black material with a regular embossed woven\/crocodile-like pattern and a relatively glossy surface; exact leather composition is not confirmed",
        "lining_description": "not_visible",
        "strap_construction": "photos 1, 3: integrated wide shoulder strap with a narrow upper section; strap appears attached to the bag body, but attachment details are incomplete",
        "stitching_description": "photos 1-7: visible perimeter stitching appears generally even; interior stitching and stress-point construction are not visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0039,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.83,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: complete handbag with matching wallet, consistent with a leather goods set",
                    "photo 1: the main bag and wallet appear to use leather or leather-like material with an embossed woven pattern"
                ],
                "negative_evidence": [
                    "photo 1: no visible Coach wordmark, horse-and-carriage, hangtag, or creed patch",
                    "photos 1-7: silver-tone hardware and a crocodile-pattern woven construction do not resemble typical vintage Coach glove-tanned classic construction",
                    "photos 1-7: the bag has no recognizable Coach silhouette or classic Coach turnlock closure",
                    "photos 1-7: the visible exterior appears heavily embossed\/patterned rather than Coach's usual smooth or naturally pebbled vintage leather"
                ],
                "missing_information": [
                    "photo 1: interior of the handbag is not shown; request emptied interior, back wall, pockets, lining, and any label or creed",
                    "photo 1: wallet interior and all labels or stamps are not shown",
                    "photos 1-7: no close-ups of zipper pulls, hardware backs, or possible maker markings",
                    "photos 1-7: bottom, side seams, and strap construction are only partially documented"
                ],
                "authenticity_concerns": [
                    "photos 1-7: absence of any visible Coach identifier combined with a generic embossed woven design strongly favors a non-Coach lookalike or unbranded bag",
                    "photos 1-7: the silver-tone hardware and patterned construction are inconsistent with the usual solid-brass, smooth-leather vintage Coach classic population"
                ],
                "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 1: silver-tone rectangular strap hardware, small metal zipper pull, and small silver-tone feet are visible; no Coach engraving is legible",
                    "leather_description": "photos 1-7: black material with a regular embossed woven\/crocodile-like pattern and a relatively glossy surface; exact leather composition is not confirmed",
                    "lining_description": "not_visible",
                    "strap_construction": "photos 1, 3: integrated wide shoulder strap with a narrow upper section; strap appears attached to the bag body, but attachment details are incomplete",
                    "stitching_description": "photos 1-7: visible perimeter stitching appears generally even; interior stitching and stress-point construction are not visible"
                },
                "possible_model_reasoning": [
                    "photos 1-7: silhouette is a generic structured shoulder or tote bag with a front zip pocket, not a close match to a documented vintage Coach model",
                    "photo 1: matching wallet supports the listing's set description but provides no Coach-specific evidence",
                    "photos 1-7: condition appears Very Good overall, with visible creasing and surface wear but no clearly visible major tears; interior condition and odor are unknown"
                ],
                "confidence": 0.82,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 1-6: no interior view shown, creed patch not shown",
                    "photo 1-6: no creed close-up in raking light to read text\/serial",
                    "photo 1-6: no hangtag faces or COACH wordmark shown",
                    "photo 1-6: no turnlock front\/back plate shown",
                    "photo 1-6: no zipper-pull brand stamp legible",
                    "photo 1-6: no stitching, edge, strap-anchor close-ups"
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 1: no brass turnlock with vintage Coach geometry; closure is open top\/flap with no turnlock",
                    "photo 1-4: silhouette with wide integrated shoulder strap and exterior zip pocket does not match any classic Coach catalog style",
                    "photo 1-5: leather is black embossed basketweave, not smooth glove-tanned cowhide with suede-back unlined interior typical of vintage Coach",
                    "photo 4: silver-tone base feet, not solid brass hardware throughout"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: brass-tone exterior zipper with leather pull tab; photo 4: silver-tone base feet on bottom; no turnlock, buckle, or branded pull visible",
                    "leather_description": "photo 1-6: black embossed basketweave-pattern leather on handbag and matching small pouch; sheen suggests coated\/embossed finish, not smooth matte glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1, photo 3: wide integrated shoulder strap cut as one with body, no buckle adjustment or dogleash clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: object is a leather handbag with matching pouch, the population where misidentified Coach could hide"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: shape, embossed weave, integrated strap, exterior zip pocket and silver-tone feet are inconsistent with City Bag, Willis, Court, Station, Duffle Sac and other classics; no serial decode possible; Condition: Good to Very Good based on exterior only with light scuffs photo 1-2, interior and strap wear unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.2
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28774,
            "output_tokens": 849,
            "total_tokens": 29623,
            "estimated_cost_usd": 0.013547
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30086,
            "output_tokens": 1111,
            "total_tokens": 31197,
            "estimated_cost_usd": 0.006906
        }
    ]
}