Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.03,
    "vintage_probability": 0.4,
    "authenticity_confidence": 0.035,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.065,
    "confidence": 0.785,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather handbag with a crossbody strap and visible interior.",
        "photo 1: suede-like dark interior lining is visible.",
        "photo 3: leather strap attachments and metal clips are visible.",
        "photo 1: suede-back unlined interior consistent with leather bag construction",
        "photo 3: detachable strap on dogleash-type clips, a construction seen on many vintage bags"
    ],
    "negative_evidence": [
        "photo 4: ornate embroidered textile panels and highly decorative ethnic-style metal ornamentation do not match the documented construction or styling of vintage Coach classics.",
        "photo 4: no legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag is visible.",
        "photo 3: hardware appears decorative and silver-tone, rather than the restrained solid-brass hardware typical of many vintage Coach classics.",
        "photo 5: exterior is a plain leather panel with no Coach branding or recognizable Coach model features.",
        "listing text: seller identifies the item only as vintage and does not provide a Coach attribution; this is weak negative context, not proof.",
        "photo 4, photo 5: large colorful embroidered textile panels and oversized ethnic metal medallion applique with colored insets - never a Coach classic design cue",
        "photo 1: magnetic snap closure, not Coach vintage turnlock geometry",
        "photo 1, photo 3, photo 6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible in any view",
        "photo 3: thin detachable crossbody strap on small dogleash clips with silver\/gold-tone mixed hardware, not solid brass vintage Coach hardware",
        "photo 6: plain black back panel with surface scratches, no catalog silhouette match to City Bag, Willis, Court, Station, Dinky"
    ],
    "missing_information": [
        "photo 1-6: no close-up of every interior wall or pocket to confirm whether a concealed brand label or creed exists.",
        "photo 1-6: no straight-on close-up of any label, stamp, zipper pull, or hardware engraving.",
        "photo 1-6: dimensions and country of manufacture are not provided.",
        "photo 1-6: full view of the closure and all strap hardware is not shown.",
        "photo 1: interior shown but no creed patch visible - need straight-on creed patch photo in raking light to confirm absence",
        "photo 1: no legible maker stamp, wordmark or Made-in line visible anywhere",
        "seller-stated dimensions and full bottom\/corner views not provided"
    ],
    "authenticity_concerns": [
        "photo 4: decorative embroidered and embellished construction is inconsistent with the likely models and construction of vintage Coach leather handbags.",
        "photo 3: visible hardware and attachment design appear more consistent with an unbranded\/artisan embellished bag than a Coach classic."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the embroidered floral panels, ornate metal decoration, and overall folk-art styling do not correspond to the listed vintage Coach catalog silhouettes.",
        "Condition: Good to Fair; photo 2 shows strap-end fraying, photo 5 shows multiple scuffs and scratches, and photo 1 shows interior wear. Odor and hidden damage are unknown.",
        "No Coach model fits: embroidered panels + large ethnic medallion + magnetic snap has no match in Classic glove-tanned catalog (City Bag 9790, Willis 9927, Court 9870, Station 5130, Dinky 9375 all use turnlock flap and plain glove-tanned leather)",
        "No hard identifiers visible to decode era; construction and decoration point to non-Coach boho\/ethnic vintage-style bag",
        "Condition: Good; strap end frayed\/cracked (photo 2), back panel scratched\/scuffed (photo 6), otherwise intact shape"
    ],
    "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 3: small gold-tone strap clip and ring hardware; photo 4: ornate silver-tone decorative metal embellishment with colored stones or enamel-like details.",
        "leather_description": "photo 3 and photo 5: black smooth leather or leather-like exterior with visible surface scuffs and scratches on the back panel.",
        "lining_description": "photo 1: dark suede-like lining is visible; it has a light-colored worn or rubbed spot near the upper interior edge.",
        "strap_construction": "photo 2 and photo 3: narrow black leather crossbody strap with stitched edges; end shows fraying or separation at the attachment.",
        "stitching_description": "photo 2, photo 4, and photo 5: visible perimeter stitching is generally even, while decorative embroidered panels have multicolored textile stitching and braid."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0026,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.83,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather handbag with a crossbody strap and visible interior.",
                    "photo 1: suede-like dark interior lining is visible.",
                    "photo 3: leather strap attachments and metal clips are visible."
                ],
                "negative_evidence": [
                    "photo 4: ornate embroidered textile panels and highly decorative ethnic-style metal ornamentation do not match the documented construction or styling of vintage Coach classics.",
                    "photo 4: no legible COACH wordmark, horse-and-carriage, creed patch, or Coach hangtag is visible.",
                    "photo 3: hardware appears decorative and silver-tone, rather than the restrained solid-brass hardware typical of many vintage Coach classics.",
                    "photo 5: exterior is a plain leather panel with no Coach branding or recognizable Coach model features.",
                    "listing text: seller identifies the item only as vintage and does not provide a Coach attribution; this is weak negative context, not proof."
                ],
                "missing_information": [
                    "photo 1-6: no close-up of every interior wall or pocket to confirm whether a concealed brand label or creed exists.",
                    "photo 1-6: no straight-on close-up of any label, stamp, zipper pull, or hardware engraving.",
                    "photo 1-6: dimensions and country of manufacture are not provided.",
                    "photo 1-6: full view of the closure and all strap hardware is not shown."
                ],
                "authenticity_concerns": [
                    "photo 4: decorative embroidered and embellished construction is inconsistent with the likely models and construction of vintage Coach leather handbags.",
                    "photo 3: visible hardware and attachment design appear more consistent with an unbranded\/artisan embellished bag than a Coach classic."
                ],
                "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 3: small gold-tone strap clip and ring hardware; photo 4: ornate silver-tone decorative metal embellishment with colored stones or enamel-like details.",
                    "leather_description": "photo 3 and photo 5: black smooth leather or leather-like exterior with visible surface scuffs and scratches on the back panel.",
                    "lining_description": "photo 1: dark suede-like lining is visible; it has a light-colored worn or rubbed spot near the upper interior edge.",
                    "strap_construction": "photo 2 and photo 3: narrow black leather crossbody strap with stitched edges; end shows fraying or separation at the attachment.",
                    "stitching_description": "photo 2, photo 4, and photo 5: visible perimeter stitching is generally even, while decorative embroidered panels have multicolored textile stitching and braid."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the embroidered floral panels, ornate metal decoration, and overall folk-art styling do not correspond to the listed vintage Coach catalog silhouettes.",
                    "Condition: Good to Fair; photo 2 shows strap-end fraying, photo 5 shows multiple scuffs and scratches, and photo 1 shows interior wear. Odor and hidden damage are unknown."
                ],
                "confidence": 0.87,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.05,
                "coach_probability": 0.03,
                "confidence": 0.7,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 1: interior shown but no creed patch visible - need straight-on creed patch photo in raking light to confirm absence",
                    "photo 1: no legible maker stamp, wordmark or Made-in line visible anywhere",
                    "seller-stated dimensions and full bottom\/corner views not provided"
                ],
                "negative_evidence": [
                    "photo 4, photo 5: large colorful embroidered textile panels and oversized ethnic metal medallion applique with colored insets - never a Coach classic design cue",
                    "photo 1: magnetic snap closure, not Coach vintage turnlock geometry",
                    "photo 1, photo 3, photo 6: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible in any view",
                    "photo 3: thin detachable crossbody strap on small dogleash clips with silver\/gold-tone mixed hardware, not solid brass vintage Coach hardware",
                    "photo 6: plain black back panel with surface scratches, no catalog silhouette match to City Bag, Willis, Court, Station, Dinky"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone \/ light gold-tone magnetic snap (photo 1) and small dogleash-type strap clips (photo 3); large ornate silver-tone decorative jewelry applique on front (photo 4); no solid brass turnlock, no COACH stamping visible",
                    "leather_description": "black smooth leather body, plain back panel with surface scratches\/scuffs (photo 6); front with applied embroidered textile panels (photo 5)",
                    "lining_description": "dark suede-like unlined interior with brown edge binding visible (photo 1); no fabric lining, no pocket or creed patch shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "even dark edge stitching around top and sides (photo 1, photo 6); strap edge stitching visible (photo 2, photo 3)",
                    "strap_construction": "thin black detachable crossbody strap on metal clips (photo 3); seller notes fraying\/flaw on strap end shown in photo 2",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: suede-back unlined interior consistent with leather bag construction",
                    "photo 3: detachable strap on dogleash-type clips, a construction seen on many vintage bags"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: embroidered panels + large ethnic medallion + magnetic snap has no match in Classic glove-tanned catalog (City Bag 9790, Willis 9927, Court 9870, Station 5130, Dinky 9375 all use turnlock flap and plain glove-tanned leather)",
                    "No hard identifiers visible to decode era; construction and decoration point to non-Coach boho\/ethnic vintage-style bag",
                    "Condition: Good; strap end frayed\/cracked (photo 2), back panel scratched\/scuffed (photo 6), otherwise intact shape"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.45
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17734,
            "output_tokens": 834,
            "total_tokens": 18568,
            "estimated_cost_usd": 0.009095
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18073,
            "output_tokens": 1337,
            "total_tokens": 19410,
            "estimated_cost_usd": 0.004684
        }
    ]
}