Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.825,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.91,
    "recommended_max_bid": 8,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: body appears to be woven synthetic\/plastic material with faux-leather trim rather than Coach glove-tanned leather",
        "photo 4: interior is fabric\/synthetic-lined with multiple zip compartments, not the typical unlined interior of a vintage Coach classic",
        "photo 6: close-up shows glossy synthetic woven strips, consistent with man-made material",
        "photo 1: no visible Coach wordmark, horse-and-carriage, or recognizable Coach identifier",
        "photo 4: no visible creed patch or serial\/style number",
        "photo 1: silhouette and decorative front hardware do not closely match a documented vintage Coach model",
        "photo 6: tight close-up shows glossy woven plastic\/straw body, not glove-tanned cowhide",
        "photo 1, photo 2, photo 3: smooth faux-leather trim and strap with sheen of man-made material per seller text",
        "photo 4, photo 5: thin synthetic fabric lining, no leather creed patch on back wall",
        "photo 1-5: no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
        "seller text states Material: man made materials and faux leather trim"
    ],
    "missing_information": [
        "photo 1-6: no straight-on view of any interior brand label or sewn fabric tag",
        "photo 1-6: no close-up of the decorative clasp or zipper pulls sufficient to identify a maker",
        "seller-stated material is man made, but composition and brand label should be confirmed if desired",
        "No creed patch visible in emptied interior views (photo 4, photo 5) - no further Coach-specific photo would change assessment",
        "No hangtag, wordmark, or hardware stamps visible to support Coach"
    ],
    "authenticity_concerns": [
        "The synthetic woven construction and fabric-lined multi-compartment interior are inconsistent with the classic vintage Coach population.",
        "No Coach identifier is visible in the provided photos; this appears to be a generic or non-Coach woven handbag rather than a mislabeled vintage Coach bag.",
        "photo 6: woven plastic\/straw-like body material is excluded by Coach vintage glove-tanned criteria",
        "photo 1, photo 2: faux-leather trim and thin strap inconsistent with solid-brass glove-tanned Coach construction",
        "photo 4, photo 5: synthetic lining with no creed patch visible"
    ],
    "possible_model_reasoning": [
        "The bag is a conventional shoulder handbag with a woven synthetic exterior and several zippered compartments, but no listed Coach style is a close fit.",
        "Condition: Very Good to Good; photos show generally intact construction, though there is visible discoloration\/wear around the front clasp and light soiling on the cream material (photos 1, 4, and 5).",
        "The seller's description of man-made materials is consistent with the photos and strongly weighs against a vintage leather Coach identification.",
        "No Coach identifiers in any of 6 photos despite emptied interior and close-up weave views",
        "Woven synthetic body + faux-leather trim + synthetic lining places bag in modern non-Coach fast-fashion population per skill Step 1",
        "Silhouette is multi-compartment zip-top woven shoulder bag with no match in vintage Coach glove-tanned catalog",
        "Condition: Good; cream color with light soiling visible in interior views (photo 4, photo 5), strap intact, body intact"
    ],
    "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 1-5: small gold-tone decorative clasp\/snap and zipper hardware are visible; no Coach engraving is legible",
        "leather_description": "photo 1 and 6: glossy woven synthetic\/plastic body with smooth faux-leather-looking trim; seller states man-made materials",
        "lining_description": "photo 4-5: light synthetic\/fabric lining with multiple compartments and zip pockets",
        "strap_construction": "photo 1-2: long adjustable shoulder strap and attached synthetic trim, with contrast topstitching",
        "stitching_description": "photo 1-2: visible contrast topstitching appears generally even; no distinctive Coach construction detail is visible"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: body appears to be woven synthetic\/plastic material with faux-leather trim rather than Coach glove-tanned leather",
                    "photo 4: interior is fabric\/synthetic-lined with multiple zip compartments, not the typical unlined interior of a vintage Coach classic",
                    "photo 6: close-up shows glossy synthetic woven strips, consistent with man-made material",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, or recognizable Coach identifier",
                    "photo 4: no visible creed patch or serial\/style number",
                    "photo 1: silhouette and decorative front hardware do not closely match a documented vintage Coach model"
                ],
                "missing_information": [
                    "photo 1-6: no straight-on view of any interior brand label or sewn fabric tag",
                    "photo 1-6: no close-up of the decorative clasp or zipper pulls sufficient to identify a maker",
                    "seller-stated material is man made, but composition and brand label should be confirmed if desired"
                ],
                "authenticity_concerns": [
                    "The synthetic woven construction and fabric-lined multi-compartment interior are inconsistent with the classic vintage Coach population.",
                    "No Coach identifier is visible in the provided photos; this appears to be a generic or non-Coach woven handbag rather than a mislabeled vintage Coach bag."
                ],
                "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 1-5: small gold-tone decorative clasp\/snap and zipper hardware are visible; no Coach engraving is legible",
                    "leather_description": "photo 1 and 6: glossy woven synthetic\/plastic body with smooth faux-leather-looking trim; seller states man-made materials",
                    "lining_description": "photo 4-5: light synthetic\/fabric lining with multiple compartments and zip pockets",
                    "strap_construction": "photo 1-2: long adjustable shoulder strap and attached synthetic trim, with contrast topstitching",
                    "stitching_description": "photo 1-2: visible contrast topstitching appears generally even; no distinctive Coach construction detail is visible"
                },
                "possible_model_reasoning": [
                    "The bag is a conventional shoulder handbag with a woven synthetic exterior and several zippered compartments, but no listed Coach style is a close fit.",
                    "Condition: Very Good to Good; photos show generally intact construction, though there is visible discoloration\/wear around the front clasp and light soiling on the cream material (photos 1, 4, and 5).",
                    "The seller's description of man-made materials is consistent with the photos and strongly weighs against a vintage leather Coach identification."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 6: woven plastic\/straw-like body material is excluded by Coach vintage glove-tanned criteria",
                    "photo 1, photo 2: faux-leather trim and thin strap inconsistent with solid-brass glove-tanned Coach construction",
                    "photo 4, photo 5: synthetic lining with no creed patch visible"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 8,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No creed patch visible in emptied interior views (photo 4, photo 5) - no further Coach-specific photo would change assessment",
                    "No hangtag, wordmark, or hardware stamps visible to support Coach"
                ],
                "negative_evidence": [
                    "photo 6: tight close-up shows glossy woven plastic\/straw body, not glove-tanned cowhide",
                    "photo 1, photo 2, photo 3: smooth faux-leather trim and strap with sheen of man-made material per seller text",
                    "photo 4, photo 5: thin synthetic fabric lining, no leather creed patch on back wall",
                    "photo 1-5: no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
                    "seller text states Material: man made materials and faux leather trim"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small gold-tone stud\/clasp visible in photo 4 and photo 5 and silver-tone strap fittings in photo 2; no solid brass turnlock, no COACH stamping visible",
                    "leather_description": "no genuine leather visible; glossy woven synthetic body with smooth faux-leather trim and bottom panel",
                    "lining_description": "off-white\/cream thin synthetic fabric lining in zip compartments, no suede back",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight machine stitching on faux-leather trim; not_visible in detail",
                    "strap_construction": "single thin flat faux-leather crossbody strap attached with small metal rings and riveted tabs",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers in any of 6 photos despite emptied interior and close-up weave views",
                    "Woven synthetic body + faux-leather trim + synthetic lining places bag in modern non-Coach fast-fashion population per skill Step 1",
                    "Silhouette is multi-compartment zip-top woven shoulder bag with no match in vintage Coach glove-tanned catalog",
                    "Condition: Good; cream color with light soiling visible in interior views (photo 4, photo 5), strap intact, body intact"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18186,
            "output_tokens": 772,
            "total_tokens": 18958,
            "estimated_cost_usd": 0.009127
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18738,
            "output_tokens": 1405,
            "total_tokens": 20143,
            "estimated_cost_usd": 0.004872
        }
    ]
}