Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.635,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.79,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 20,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is a handbag, but no Coach wordmark, horse-and-carriage, creed patch, hangtag, or recognizable vintage Coach construction is visible.",
        "photo 1: Highly glossy, heavily wrinkled red material and braided handles do not resemble classic vintage Coach glove-tanned leather.",
        "photo 1: Visible silver-tone hardware and fabric lining are inconsistent with many classic 1970s\u20131990s Coach turnlock bags.",
        "photo 2: Interior shows bright fabric lining and a generic zipper pull without a visible Coach stamp.",
        "photo 3: The exterior hardware and handle attachments appear generic; no Coach identifier is visible.",
        "photo 4: The silhouette and gathered\/ruched construction do not closely match a documented vintage Coach model.",
        "photo 1,3,4: high-gloss wrinkled red material with plastic-like sheen consistent with faux\/PU leather, not glove-tanned cowhide",
        "photo 2: bright red synthetic fabric lining, fully lined zip-top tote - vintage Coach classics are unlined suede-back",
        "photo 1,3,4: silver-tone O-rings, rivets and zipper hardware - vintage Coach classics use solid brass",
        "photo 1,3,4: braided top handles with riveted tab mounts - not a Coach catalog silhouette\/strap construction",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
    ],
    "missing_information": [
        "photo 1-4: No straight-on interior-back-wall photo showing whether a creed patch or brand label exists.",
        "photo 2: Zipper pull is visible but too small to establish whether any maker marking is present.",
        "photo 1-4: Bottom, side, strap-end, and all hardware close-ups are incomplete.",
        "photo 1-4: Material composition and dimensions are not provided.",
        "photo 2: interior shows no creed patch but only partial view - full emptied interior and back wall\/pocket close-up not shown",
        "photo 1,3,4: no bottom\/corner close-up to assess seller-stated spot at bottom",
        "photo 1-4: no hangtag, wordmark, or Made-in tag visible - close-ups of any tags\/hardware stamps needed"
    ],
    "authenticity_concerns": [
        "photo 1-4: The bag lacks any visible Coach identifier and has generic, modern-looking construction; it is more consistent with an unbranded or non-Coach handbag than with a vintage Coach product.",
        "photo 1-4: The glossy material, silver-tone hardware, fabric lining, and braided handles do not form a consistent classic Coach vintage profile."
    ],
    "possible_model_reasoning": [
        "The gathered glossy body and braided handles do not closely match the listed classic Coach models; no Coach model is proposed.",
        "The visible silver-tone hardware and bright fabric lining suggest a modern generic handbag rather than a pre-2000 glove-tanned Coach classic.",
        "Condition: Good\/Fair; substantial creasing and distortion are visible across the body and base (photos 1 and 4). Interior appears used but no severe damage is clearly visible in photo 2; bottom and odor condition remain unknown.",
        "Red zip-top tote with braided handles does not match any Classic glove-tanned era Coach style (City Bag, Willis, Court, Station, Duffle etc.) in silhouette, closure, handles or hardware",
        "Construction read: faux shiny material + fabric lining + silver-tone hardware points to modern fast-fashion tote, 2000s+, non-Coach",
        "Condition: seller states spot at bottom still in good condition; photos show creasing\/slouch and surface scuffs but no bottom close-up so grade capped - appears Good to Very Good as generic bag"
    ],
    "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 1-4: Silver-tone rings, snaps, strap clips, and a generic zipper pull are visible; no Coach engraving is legible.",
        "leather_description": "photo 1-4: Glossy red material with pronounced creasing and wrinkling is visible; whether it is leather, coated leather, or synthetic cannot be determined.",
        "lining_description": "photo 2: Bright red fabric lining is visible, with an interior zip pocket; no brand label or creed is visible.",
        "strap_construction": "photo 1, photo 3: Two thick braided red handles attach through stitched leather-like tabs and metal rings; a detachable shoulder strap appears at the side.",
        "stitching_description": "photo 1-4: Visible stitching appears generally regular, though detailed stress-point and interior seam inspection is limited."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0011,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.03,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is a handbag, but no Coach wordmark, horse-and-carriage, creed patch, hangtag, or recognizable vintage Coach construction is visible.",
                    "photo 1: Highly glossy, heavily wrinkled red material and braided handles do not resemble classic vintage Coach glove-tanned leather.",
                    "photo 1: Visible silver-tone hardware and fabric lining are inconsistent with many classic 1970s\u20131990s Coach turnlock bags.",
                    "photo 2: Interior shows bright fabric lining and a generic zipper pull without a visible Coach stamp.",
                    "photo 3: The exterior hardware and handle attachments appear generic; no Coach identifier is visible.",
                    "photo 4: The silhouette and gathered\/ruched construction do not closely match a documented vintage Coach model."
                ],
                "missing_information": [
                    "photo 1-4: No straight-on interior-back-wall photo showing whether a creed patch or brand label exists.",
                    "photo 2: Zipper pull is visible but too small to establish whether any maker marking is present.",
                    "photo 1-4: Bottom, side, strap-end, and all hardware close-ups are incomplete.",
                    "photo 1-4: Material composition and dimensions are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1-4: The bag lacks any visible Coach identifier and has generic, modern-looking construction; it is more consistent with an unbranded or non-Coach handbag than with a vintage Coach product.",
                    "photo 1-4: The glossy material, silver-tone hardware, fabric lining, and braided handles do not form a consistent classic Coach vintage profile."
                ],
                "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 1-4: Silver-tone rings, snaps, strap clips, and a generic zipper pull are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1-4: Glossy red material with pronounced creasing and wrinkling is visible; whether it is leather, coated leather, or synthetic cannot be determined.",
                    "lining_description": "photo 2: Bright red fabric lining is visible, with an interior zip pocket; no brand label or creed is visible.",
                    "strap_construction": "photo 1, photo 3: Two thick braided red handles attach through stitched leather-like tabs and metal rings; a detachable shoulder strap appears at the side.",
                    "stitching_description": "photo 1-4: Visible stitching appears generally regular, though detailed stress-point and interior seam inspection is limited."
                },
                "possible_model_reasoning": [
                    "The gathered glossy body and braided handles do not closely match the listed classic Coach models; no Coach model is proposed.",
                    "The visible silver-tone hardware and bright fabric lining suggest a modern generic handbag rather than a pre-2000 glove-tanned Coach classic.",
                    "Condition: Good\/Fair; substantial creasing and distortion are visible across the body and base (photos 1 and 4). Interior appears used but no severe damage is clearly visible in photo 2; bottom and odor condition remain unknown."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 2: interior shows no creed patch but only partial view - full emptied interior and back wall\/pocket close-up not shown",
                    "photo 1,3,4: no bottom\/corner close-up to assess seller-stated spot at bottom",
                    "photo 1-4: no hangtag, wordmark, or Made-in tag visible - close-ups of any tags\/hardware stamps needed"
                ],
                "negative_evidence": [
                    "photo 1,3,4: high-gloss wrinkled red material with plastic-like sheen consistent with faux\/PU leather, not glove-tanned cowhide",
                    "photo 2: bright red synthetic fabric lining, fully lined zip-top tote - vintage Coach classics are unlined suede-back",
                    "photo 1,3,4: silver-tone O-rings, rivets and zipper hardware - vintage Coach classics use solid brass",
                    "photo 1,3,4: braided top handles with riveted tab mounts - not a Coach catalog silhouette\/strap construction",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone O-rings, dome rivets and zip slider; no brass, no turnlock, no COACH stamping visible",
                    "leather_description": "shiny red faux\/PU-like material with wrinkled\/plastic sheen and slouchy drape, not glove-tanned leather",
                    "lining_description": "bright red synthetic fabric lining visible in photo 2",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "top-edge stitching visible in photo 3, otherwise not clearly legible",
                    "strap_construction": "short braided top handles attached via riveted leather tabs and metal O-rings; detachable side strap remnant visible photo 1 left",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Red zip-top tote with braided handles does not match any Classic glove-tanned era Coach style (City Bag, Willis, Court, Station, Duffle etc.) in silhouette, closure, handles or hardware",
                    "Construction read: faux shiny material + fabric lining + silver-tone hardware points to modern fast-fashion tote, 2000s+, non-Coach",
                    "Condition: seller states spot at bottom still in good condition; photos show creasing\/slouch and surface scuffs but no bottom close-up so grade capped - appears Good to Very Good as generic bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16833,
            "output_tokens": 840,
            "total_tokens": 17673,
            "estimated_cost_usd": 0.008749
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17150,
            "output_tokens": 1154,
            "total_tokens": 18304,
            "estimated_cost_usd": 0.004353
        }
    ]
}