Vintage Coach Hunter

{
    "is_handbag_probability": 0.905,
    "coach_probability": 0.1,
    "vintage_probability": 0.32,
    "authenticity_confidence": 0.095,
    "image_quality_score": 0.32,
    "seller_misidentification_probability": 0.1,
    "confidence": 0.23,
    "recommended_max_bid": 12,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: A structured brown leather shoulder-bag body is visible.",
        "photo 1: The visible edge stitching appears generally regular and tone-matched.",
        "photo 1: A small glimpse of gold-tone metal hardware is visible, which is compatible with some vintage leather handbags but is not Coach-specific.",
        "photo 1: genuine leather-appearing shoulder bag with neat edge stitching",
        "photo 1: gold-tone hardware tone consistent with vintage brass but not diagnostic"
    ],
    "negative_evidence": [
        "photo 1: No COACH wordmark, horse-and-carriage, creed patch, serial number, or hangtag is visible.",
        "photo 1: The visible leather has a relatively smooth, glossy finish; the classic unlined glove-tanned Coach construction cannot be established.",
        "photo 1: The close-up shows generic construction without a distinctive Coach identifier.",
        "Listing title states Made in Italy, but this is seller-written and is not verifiable from the provided photo.",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1: no turnlock or classic Coach flap\/closure visible in this bottom-only view",
        "photos 1-5: all five images are near-duplicate bottom\/side views, no front, interior, or hardware detail provided",
        "photo 1: smooth polished dark brown leather with sheen, not clearly glove-tanned full-grain texture"
    ],
    "missing_information": [
        "Straight-on exterior front and back photos.",
        "Fully opened interior, including the back wall, slip pocket, and all labels.",
        "Close-up of any creed patch, embossed branding, or fabric tag.",
        "Clear photos of the clasp, zipper pulls, strap attachments, and hardware backs.",
        "Bottom, corners, side panels, and full strap photos.",
        "Readable Made in Italy or other country-of-origin stamp, if present.",
        "Seller-stated dimensions and a photo with a ruler for scale.",
        "creed patch straight-on in raking light not shown",
        "interior wall, pockets, lining and any fabric tags not shown",
        "front, back, side, top closure, turnlock, hardware close-ups not shown",
        "hangtag both faces and chain not shown",
        "strap full length, buckle holes, clips and scale\/dimensions not shown"
    ],
    "authenticity_concerns": [
        "The bag lacks any visible Coach identifier, so the Coach attribution cannot be supported from these images.",
        "The visible generic glossy leather and construction are also consistent with a non-Coach Italian leather handbag.",
        "no Coach identifier visible to verify against; authenticity cannot be assessed from single bottom view",
        "seller claims Made in Italy but no country stamp or creed visible in photos to confirm"
    ],
    "possible_model_reasoning": [
        "No Coach model can be matched reliably from the single partial close-up; the silhouette, closure, dimensions, and pocket layout are unavailable.",
        "The seller's 'Made in Italy' wording could be compatible with certain 1990s Coach lines, but no country stamp or Coach creed is visible to verify it.",
        "Condition appears approximately Good to Very Good based only on visible surface scuffs and edge wear; the interior, bottom, corners, and strap are not shown.",
        "no Coach identifier, no closure, no interior, and no silhouette visible to match catalog style; cannot name a Coach model",
        "Condition: unknown capped below Very Good; only bottom\/side shown, corners, interior, strap and odor unknown"
    ],
    "estimated_era": "unknown",
    "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": "A small portion of gold-tone zipper or hardware is visible at the left edge in photo 1; clasp and hardware geometry are not visible.",
        "leather_description": "Dark brown smooth leather with a glossy surface is visible; exact leather type and condition cannot be established from the close-up.",
        "lining_description": "not_visible",
        "strap_construction": "A narrow leather strap or handle is partially visible at the upper right in photo 1; attachment and adjustment details are not visible.",
        "stitching_description": "Dark, mostly even perimeter stitching is visible along the flap and side edge in photo 1; some layered edge construction is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.86,
                "coach_probability": 0.12,
                "vintage_probability": 0.34,
                "authenticity_confidence": 0.11,
                "image_quality_score": 0.39,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: A structured brown leather shoulder-bag body is visible.",
                    "photo 1: The visible edge stitching appears generally regular and tone-matched.",
                    "photo 1: A small glimpse of gold-tone metal hardware is visible, which is compatible with some vintage leather handbags but is not Coach-specific."
                ],
                "negative_evidence": [
                    "photo 1: No COACH wordmark, horse-and-carriage, creed patch, serial number, or hangtag is visible.",
                    "photo 1: The visible leather has a relatively smooth, glossy finish; the classic unlined glove-tanned Coach construction cannot be established.",
                    "photo 1: The close-up shows generic construction without a distinctive Coach identifier.",
                    "Listing title states Made in Italy, but this is seller-written and is not verifiable from the provided photo."
                ],
                "missing_information": [
                    "Straight-on exterior front and back photos.",
                    "Fully opened interior, including the back wall, slip pocket, and all labels.",
                    "Close-up of any creed patch, embossed branding, or fabric tag.",
                    "Clear photos of the clasp, zipper pulls, strap attachments, and hardware backs.",
                    "Bottom, corners, side panels, and full strap photos.",
                    "Readable Made in Italy or other country-of-origin stamp, if present.",
                    "Seller-stated dimensions and a photo with a ruler for scale."
                ],
                "authenticity_concerns": [
                    "The bag lacks any visible Coach identifier, so the Coach attribution cannot be supported from these images.",
                    "The visible generic glossy leather and construction are also consistent with a non-Coach Italian leather handbag."
                ],
                "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": "A small portion of gold-tone zipper or hardware is visible at the left edge in photo 1; clasp and hardware geometry are not visible.",
                    "leather_description": "Dark brown smooth leather with a glossy surface is visible; exact leather type and condition cannot be established from the close-up.",
                    "lining_description": "not_visible",
                    "strap_construction": "A narrow leather strap or handle is partially visible at the upper right in photo 1; attachment and adjustment details are not visible.",
                    "stitching_description": "Dark, mostly even perimeter stitching is visible along the flap and side edge in photo 1; some layered edge construction is visible."
                },
                "possible_model_reasoning": [
                    "No Coach model can be matched reliably from the single partial close-up; the silhouette, closure, dimensions, and pocket layout are unavailable.",
                    "The seller's 'Made in Italy' wording could be compatible with certain 1990s Coach lines, but no country stamp or Coach creed is visible to verify it.",
                    "Condition appears approximately Good to Very Good based only on visible surface scuffs and edge wear; the interior, bottom, corners, and strap are not shown."
                ],
                "confidence": 0.28,
                "recommended_max_bid": null,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "no Coach identifier visible to verify against; authenticity cannot be assessed from single bottom view",
                    "seller claims Made in Italy but no country stamp or creed visible in photos to confirm"
                ],
                "authenticity_confidence": 0.08,
                "coach_probability": 0.08,
                "confidence": 0.18,
                "estimated_era": "unknown",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.25,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "creed patch straight-on in raking light not shown",
                    "interior wall, pockets, lining and any fabric tags not shown",
                    "front, back, side, top closure, turnlock, hardware close-ups not shown",
                    "hangtag both faces and chain not shown",
                    "strap full length, buckle holes, clips and scale\/dimensions not shown"
                ],
                "negative_evidence": [
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1: no turnlock or classic Coach flap\/closure visible in this bottom-only view",
                    "photos 1-5: all five images are near-duplicate bottom\/side views, no front, interior, or hardware detail provided",
                    "photo 1: smooth polished dark brown leather with sheen, not clearly glove-tanned full-grain texture"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small gold-tone zipper pull visible on back zip pocket in photo 1; turnlock, buckles, clips not visible",
                    "leather_description": "photo 1: dark brown smooth leather with polished sheen on side and bottom panels",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 1: even dark stitching along side\/bottom edge, tone-matched",
                    "strap_construction": "not_visible - only small partial strap edge visible in photo 1, construction unknown",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: genuine leather-appearing shoulder bag with neat edge stitching",
                    "photo 1: gold-tone hardware tone consistent with vintage brass but not diagnostic"
                ],
                "possible_model_reasoning": [
                    "no Coach identifier, no closure, no interior, and no silhouette visible to match catalog style; cannot name a Coach model",
                    "Condition: unknown capped below Very Good; only bottom\/side shown, corners, interior, strap and odor unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.08,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28776,
            "output_tokens": 879,
            "total_tokens": 29655,
            "estimated_cost_usd": 0.04476
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30091,
            "output_tokens": 1143,
            "total_tokens": 31234,
            "estimated_cost_usd": 0.006933
        }
    ]
}