Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.05,
    "vintage_probability": 0.075,
    "authenticity_confidence": 0.04,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.815,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly a leather shoulder\/crossbody-style handbag with an adjustable strap",
        "photo 1: leather construction and metal hardware are visible"
    ],
    "negative_evidence": [
        "photo 2: large round ring-and-disc decorative closure is not a recognizable vintage Coach turnlock",
        "photo 1: hardware is bright gold-tone and decorative rather than the characteristic solid-brass Coach classic hardware",
        "photo 2: no visible Coach wordmark, horse-and-carriage, or recognizable Coach hangtag",
        "photo 7: no exterior branding or creed is visible",
        "photo 3: strap and attachment construction appear generic and do not show characteristic Coach dogleash clips",
        "photo 1,2,5,6: no creed patch, no COACH wordmark, no horse-and-carriage visible anywhere",
        "photo 1,2,5: no turnlock; closure is open-top hobo with decorative knotted lanyard and O-ring, not Coach turnlock geometry",
        "photo 1,2,3: blank gold-tone disc charm is not a Coach leather hangtag and has no stamping",
        "photo 2,4,6: thin bright gold-tone plated buckle, O-rings and rivets, not vintage solid brass",
        "photo 1,2,5,6: blue-grey material with uniform faux-like grain and sheen, not glove-tanned cowhide with natural scars\/veins",
        "photo 2,4: adjustable strap with decorative wavy cut-out shoulder sections and snap\/rivet attachment, not Coach dogleash, lobster or buckle-slide construction",
        "photo 1,2,5,6: soft unstructured hobo silhouette with exterior slip pocket and piping does not match a catalog classic"
    ],
    "missing_information": [
        "photo 1-7: interior view, including the back wall, pockets, lining, and any creed patch",
        "photo 1-7: close-up of every interior label, fabric tag, zipper pull, and hardware stamp",
        "photo 1-7: full bottom and all four corners for condition assessment",
        "photo 1-7: seller-stated dimensions and material information",
        "photo 3 is blurred interior view with no legible details; need emptied interior front\/back wall and pocket views",
        "creed patch not shown - need straight-on raking-light photo of interior back wall\/slip pocket",
        "bottom corners and hardware stamps not shown in detail",
        "seller-stated dimensions and material content not provided"
    ],
    "authenticity_concerns": [
        "photo 2: the ring-and-disc closure and bright decorative hardware are inconsistent with the most recognizable vintage Coach classic construction",
        "photo 1: no Coach identifier is visible in the provided exterior photos, so a generic lookalike cannot be excluded"
    ],
    "possible_model_reasoning": [
        "The silhouette is a soft, open-top shoulder bag with a front decorative strap closure, but it does not closely match the listed classic Coach City Bag, Willis, Court, Station, or Dinky constructions.",
        "No creed, serial, wordmark, or horse-and-carriage identifier is visible in the exterior photos; an interior inspection is necessary before completely excluding Coach.",
        "Condition appears Good: visible creasing, surface dryness, and edge wear are present in photos 1, 2, and 7; interior condition and odor are unknown.",
        "No Coach model fits: open-top hobo with front slip pocket, knotted charm lanyard, and cut-out strap has no counterpart in Classic, Sheridan, Sonoma, Ergo, Soho or modern lines",
        "No hard identifiers to decode: no creed, no serial, no country line, no wordmark, so no era decode possible",
        "Construction reads modern fast-fashion, not 1970s-1990s Coach: plated hardware, faux-like leather, decorative hardware",
        "Condition: Good to Very Good appearance in photos; surface looks intact with light creasing, no corner blowouts visible, but interior, bottom and odor 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": "Bright gold-tone circular ring, round disc, small rings, buckles, and strap attachments visible; no Coach engraving is legible.",
        "leather_description": "Dark blue-gray leather with visible grain, creasing, and a somewhat dry or worn surface; exact leather type is not determinable from photos.",
        "lining_description": "not_visible",
        "strap_construction": "Adjustable leather strap with buckle hardware and decorative attachment pieces; visible strap edges and stitching appear generic.",
        "stitching_description": "Visible perimeter and panel stitching is generally even, though some edge wear and irregularity are present."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.002,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.08,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.06,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly a leather shoulder\/crossbody-style handbag with an adjustable strap",
                    "photo 1: leather construction and metal hardware are visible"
                ],
                "negative_evidence": [
                    "photo 2: large round ring-and-disc decorative closure is not a recognizable vintage Coach turnlock",
                    "photo 1: hardware is bright gold-tone and decorative rather than the characteristic solid-brass Coach classic hardware",
                    "photo 2: no visible Coach wordmark, horse-and-carriage, or recognizable Coach hangtag",
                    "photo 7: no exterior branding or creed is visible",
                    "photo 3: strap and attachment construction appear generic and do not show characteristic Coach dogleash clips"
                ],
                "missing_information": [
                    "photo 1-7: interior view, including the back wall, pockets, lining, and any creed patch",
                    "photo 1-7: close-up of every interior label, fabric tag, zipper pull, and hardware stamp",
                    "photo 1-7: full bottom and all four corners for condition assessment",
                    "photo 1-7: seller-stated dimensions and material information"
                ],
                "authenticity_concerns": [
                    "photo 2: the ring-and-disc closure and bright decorative hardware are inconsistent with the most recognizable vintage Coach classic construction",
                    "photo 1: no Coach identifier is visible in the provided exterior photos, so a generic lookalike cannot be excluded"
                ],
                "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": "Bright gold-tone circular ring, round disc, small rings, buckles, and strap attachments visible; no Coach engraving is legible.",
                    "leather_description": "Dark blue-gray leather with visible grain, creasing, and a somewhat dry or worn surface; exact leather type is not determinable from photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "Adjustable leather strap with buckle hardware and decorative attachment pieces; visible strap edges and stitching appear generic.",
                    "stitching_description": "Visible perimeter and panel stitching is generally even, though some edge wear and irregularity are present."
                },
                "possible_model_reasoning": [
                    "The silhouette is a soft, open-top shoulder bag with a front decorative strap closure, but it does not closely match the listed classic Coach City Bag, Willis, Court, Station, or Dinky constructions.",
                    "No creed, serial, wordmark, or horse-and-carriage identifier is visible in the exterior photos; an interior inspection is necessary before completely excluding Coach.",
                    "Condition appears Good: visible creasing, surface dryness, and edge wear are present in photos 1, 2, and 7; interior condition and odor are unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 3 is blurred interior view with no legible details; need emptied interior front\/back wall and pocket views",
                    "creed patch not shown - need straight-on raking-light photo of interior back wall\/slip pocket",
                    "bottom corners and hardware stamps not shown in detail",
                    "seller-stated dimensions and material content not provided"
                ],
                "negative_evidence": [
                    "photo 1,2,5,6: no creed patch, no COACH wordmark, no horse-and-carriage visible anywhere",
                    "photo 1,2,5: no turnlock; closure is open-top hobo with decorative knotted lanyard and O-ring, not Coach turnlock geometry",
                    "photo 1,2,3: blank gold-tone disc charm is not a Coach leather hangtag and has no stamping",
                    "photo 2,4,6: thin bright gold-tone plated buckle, O-rings and rivets, not vintage solid brass",
                    "photo 1,2,5,6: blue-grey material with uniform faux-like grain and sheen, not glove-tanned cowhide with natural scars\/veins",
                    "photo 2,4: adjustable strap with decorative wavy cut-out shoulder sections and snap\/rivet attachment, not Coach dogleash, lobster or buckle-slide construction",
                    "photo 1,2,5,6: soft unstructured hobo silhouette with exterior slip pocket and piping does not match a catalog classic"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone plated O-rings, small buckle for adjustment, round rivets and blank round disc charm; thin and lightweight appearance, not solid brass turnlock or dogleash hardware",
                    "leather_description": "blue-grey smooth material with uniform low-relief faux grain and slight sheen; looks like PU\/faux leather, not matte glove-tanned full-grain cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight edge stitching tone-matched around perimeter and slip pocket, visible in photo 1,2,5,6; no evidence of tight vintage Coach stitching at stress points",
                    "strap_construction": "long adjustable crossbody strap with buckle slider and wide decorative cut-out sections at shoulders attaching via rings\/rivets in photo 2,4,6",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: open-top hobo with front slip pocket, knotted charm lanyard, and cut-out strap has no counterpart in Classic, Sheridan, Sonoma, Ergo, Soho or modern lines",
                    "No hard identifiers to decode: no creed, no serial, no country line, no wordmark, so no era decode possible",
                    "Construction reads modern fast-fashion, not 1970s-1990s Coach: plated hardware, faux-like leather, decorative hardware",
                    "Condition: Good to Very Good appearance in photos; surface looks intact with light creasing, no corner blowouts visible, but interior, bottom and odor unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33090,
            "output_tokens": 748,
            "total_tokens": 33838,
            "estimated_cost_usd": 0.015031
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35562,
            "output_tokens": 1340,
            "total_tokens": 36902,
            "estimated_cost_usd": 0.008184
        }
    ]
}