Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.905,
    "recommended_max_bid": 10,
    "estimated_resale_low": 9,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: seller title identifies the material as faux leather, and the surface appears synthetic with a uniform glossy grain rather than vintage glove-tanned cowhide",
        "photo 1: braided handles, shiny plated hardware, and multiple strap rings do not match a recognizable vintage Coach construction",
        "photo 2: front has no visible Coach wordmark, horse-and-carriage, hangtag, or creed patch",
        "photo 3: back zipper and hardware are generic and unbranded",
        "photo 4: interior appears synthetic fabric-lined with multiple zip compartments, unlike classic unlined vintage Coach styles",
        "photo 5: interior photos show no creed patch or Coach fabric tag",
        "photo 6: hardware and side construction appear generic, with no Coach identifier visible",
        "photo 1, photo 2, photo 6: black faux\/synthetic leather with embossed grain and high sheen, seller titles as Faux Leather - not glove-tanned cowhide",
        "photo 1, photo 4, photo 6: bright gunmetal \/ dark nickel plated hardware including D-rings, lobster clips, zipper teeth and handle caps - not solid brass vintage hardware",
        "photo 5: black synthetic fabric lining in zip compartments - not unlined suede-back glove-tanned interior of classics",
        "photo 2, photo 3: two-tone black\/tan braided top handles with metal ferrule caps - silhouette and handle construction matches no Coach catalog style",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 4: triple zip-top compartment construction with side gusset zips - not a Coach classic layout"
    ],
    "missing_information": [
        "photo 5: a fully emptied interior and close-up of every interior seam or pocket would confirm that no hidden brand label or creed is present",
        "photo 1: close-ups of all zipper pulls and hardware would confirm whether any maker markings exist",
        "seller-stated dimensions and material composition would help value the bag as a generic faux-leather handbag",
        "No creed patch visible in any photo - no close-up of interior back wall to confirm absence, but materials already exclude vintage Coach",
        "No bottom view showing corners\/feet, but not needed for Coach ID"
    ],
    "authenticity_concerns": [
        "The faux-leather material, synthetic lining, generic construction, and absence of any Coach identifier are inconsistent with a vintage Coach glove-tanned leather handbag.",
        "The shiny plated hardware and braided decorative handles are lookalike\/generic design cues rather than evidence of Coach manufacture."
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match: the bag is a multi-compartment faux-leather tote with braided handles, not a documented vintage Coach silhouette.",
        "The visible construction points to a modern generic handbag rather than a pre-2000 Coach classic.",
        "Condition: Very Good based on clean visible exterior and intact handles\/hardware; interior and odor cannot be fully assessed from photos.",
        "No Coach model match: braided handles, triple-zip compartments, faux leather, gunmetal hardware and fabric lining fit no 1970s-1990s classic (City Bag, Willis, Court, Station, Duffle Sac etc.) nor modern Coach line",
        "Era reasoning: synthetic materials, plated hardware, fabric lining and fast-fashion construction indicate modern (2000s+) non-Coach manufacture",
        "Condition: Very Good to Excellent appearance in photos - surface looks clean, no corner wear shown, but bottom not shown so capped; condition does not affect Coach ID"
    ],
    "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: shiny dark metallic\/plated rings, buckles, clips, and zipper hardware; no Coach engraving visible",
        "leather_description": "photo 1: black faux-leather\/synthetic material with embossed or wrinkled grain and glossy surface",
        "lining_description": "photos 4-5: black synthetic fabric lining with several zippered compartments; no brand label or creed visible",
        "strap_construction": "photos 1, 3, and 6: braided dual handles plus a detachable adjustable shoulder strap attached with generic clips and rings",
        "stitching_description": "photos 1-3: visible machine stitching is generally even, with contrasting brown edging; construction appears mass-produced"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0009,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: seller title identifies the material as faux leather, and the surface appears synthetic with a uniform glossy grain rather than vintage glove-tanned cowhide",
                    "photo 1: braided handles, shiny plated hardware, and multiple strap rings do not match a recognizable vintage Coach construction",
                    "photo 2: front has no visible Coach wordmark, horse-and-carriage, hangtag, or creed patch",
                    "photo 3: back zipper and hardware are generic and unbranded",
                    "photo 4: interior appears synthetic fabric-lined with multiple zip compartments, unlike classic unlined vintage Coach styles",
                    "photo 5: interior photos show no creed patch or Coach fabric tag",
                    "photo 6: hardware and side construction appear generic, with no Coach identifier visible"
                ],
                "missing_information": [
                    "photo 5: a fully emptied interior and close-up of every interior seam or pocket would confirm that no hidden brand label or creed is present",
                    "photo 1: close-ups of all zipper pulls and hardware would confirm whether any maker markings exist",
                    "seller-stated dimensions and material composition would help value the bag as a generic faux-leather handbag"
                ],
                "authenticity_concerns": [
                    "The faux-leather material, synthetic lining, generic construction, and absence of any Coach identifier are inconsistent with a vintage Coach glove-tanned leather handbag.",
                    "The shiny plated hardware and braided decorative handles are lookalike\/generic design cues rather than evidence of 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 1: shiny dark metallic\/plated rings, buckles, clips, and zipper hardware; no Coach engraving visible",
                    "leather_description": "photo 1: black faux-leather\/synthetic material with embossed or wrinkled grain and glossy surface",
                    "lining_description": "photos 4-5: black synthetic fabric lining with several zippered compartments; no brand label or creed visible",
                    "strap_construction": "photos 1, 3, and 6: braided dual handles plus a detachable adjustable shoulder strap attached with generic clips and rings",
                    "stitching_description": "photos 1-3: visible machine stitching is generally even, with contrasting brown edging; construction appears mass-produced"
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match: the bag is a multi-compartment faux-leather tote with braided handles, not a documented vintage Coach silhouette.",
                    "The visible construction points to a modern generic handbag rather than a pre-2000 Coach classic.",
                    "Condition: Very Good based on clean visible exterior and intact handles\/hardware; interior and odor cannot be fully assessed from photos."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 8,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No creed patch visible in any photo - no close-up of interior back wall to confirm absence, but materials already exclude vintage Coach",
                    "No bottom view showing corners\/feet, but not needed for Coach ID"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 6: black faux\/synthetic leather with embossed grain and high sheen, seller titles as Faux Leather - not glove-tanned cowhide",
                    "photo 1, photo 4, photo 6: bright gunmetal \/ dark nickel plated hardware including D-rings, lobster clips, zipper teeth and handle caps - not solid brass vintage hardware",
                    "photo 5: black synthetic fabric lining in zip compartments - not unlined suede-back glove-tanned interior of classics",
                    "photo 2, photo 3: two-tone black\/tan braided top handles with metal ferrule caps - silhouette and handle construction matches no Coach catalog style",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 4: triple zip-top compartment construction with side gusset zips - not a Coach classic layout"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gunmetal \/ dark nickel-tone plated hardware: D-rings, lobster-clasp detachable strap ends, zipper teeth and pulls, braided-handle ferrules; shiny plated finish, not solid brass",
                    "leather_description": "black faux leather with embossed pebbled grain and slight sheen, brown edge paint visible at openings; consistent with seller-stated faux leather, not glove-tanned cowhide",
                    "lining_description": "black woven fabric lining visible in photo 5 inside zip compartments",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching in dark thread matching body, center seam on front panel; no irregularities noted",
                    "strap_construction": "two short braided two-tone top handles fixed with metal caps plus detachable thin flat crossbody shoulder strap on lobster clips and D-rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model match: braided handles, triple-zip compartments, faux leather, gunmetal hardware and fabric lining fit no 1970s-1990s classic (City Bag, Willis, Court, Station, Duffle Sac etc.) nor modern Coach line",
                    "Era reasoning: synthetic materials, plated hardware, fabric lining and fast-fashion construction indicate modern (2000s+) non-Coach manufacture",
                    "Condition: Very Good to Excellent appearance in photos - surface looks clean, no corner wear shown, but bottom not shown so capped; condition does not affect Coach ID"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20620,
            "output_tokens": 756,
            "total_tokens": 21376,
            "estimated_cost_usd": 0.010062
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21213,
            "output_tokens": 1340,
            "total_tokens": 22553,
            "estimated_cost_usd": 0.005315
        }
    ]
}