Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.025,
    "vintage_probability": 0.02,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.555,
    "seller_misidentification_probability": 0.05,
    "confidence": 0.72,
    "recommended_max_bid": 9,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small leather handbag with an adjustable shoulder strap and zippered compartments."
    ],
    "negative_evidence": [
        "photo 1: No legible COACH wordmark, horse-and-carriage emblem, creed patch, or Coach-style turnlock is visible.",
        "photo 1: The bag has decorative stitched geometric\/patchwork panels, multiple exposed silver-tone zippers, and a generic fashion-bag construction rather than a recognizable vintage Coach silhouette.",
        "photo 1: The visible dangling tag appears to be a retail\/product tag, not a leather Coach hangtag.",
        "photo 1: Seller describes the item only as a new black leather purse and identifies it as unbranded.",
        "photo 1: zip-top crossbody with decorative patchwork topstitching, silhouette not matching any vintage Coach catalog classic",
        "photo 1: thin shiny black material with new retail tag attached, consistent with modern mass-market faux leather, not glove-tanned cowhide",
        "photo 1: silver-tone buckle and zipper hardware, no solid brass turnlock, dogleash clips, or brass hardware",
        "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible"
    ],
    "missing_information": [
        "photo 1: Interior, lining, interior labels, and any creed patch are not shown.",
        "photo 1: Zipper-pull and tag markings are too small to read.",
        "photo 1: Bottom, side construction, strap ends, and close-up hardware views are absent.",
        "Ask for a straight-on close-up of the interior and any stamped or sewn labels.",
        "photo 1 only front view: no interior, creed, bottom, back, or hardware close-ups to verify construction",
        "lining material and color not shown",
        "hardware engravings and zipper brand not legible"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifiers are visible, and the construction appears more consistent with a generic modern leather purse than Coach.",
        "The single photograph does not permit a complete inspection for hidden labels or interior markings."
    ],
    "possible_model_reasoning": [
        "The rectangular crossbody\/shoulder silhouette does not closely match a specific cataloged vintage Coach model, and no Coach style number is visible.",
        "Condition appears New\/NWOT based on the seller's statement and the clean exterior in photo 1, but interior condition and odor cannot be assessed.",
        "With no identifiers and only one exterior photo, a generic modern leather purse is the most likely classification.",
        "No Coach identifiers visible in photo 1: no creed, wordmark, turnlock, or hangtag",
        "Silhouette, zip-top closure, patchwork stitching, thin shiny material and silver hardware are inconsistent with 1970s-1990s glove-tanned brass-hardware Coach classics",
        "Seller text states Brand New and Unbranded with no Coach cues; consistent with photos",
        "Condition: New with retail tag visible in photo 1"
    ],
    "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: Silver-tone rectangular buckle, strap clips, and multiple zipper closures are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: Black glossy leather or leather-like material with stitched geometric paneling; exact material cannot be confirmed from the photo.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Adjustable black shoulder strap with a silver-tone buckle and clip attachment.",
        "stitching_description": "photo 1: Visible machine-like stitching outlines geometric panels and pockets; no obvious Coach-specific construction cue is visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.66,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small leather handbag with an adjustable shoulder strap and zippered compartments."
                ],
                "negative_evidence": [
                    "photo 1: No legible COACH wordmark, horse-and-carriage emblem, creed patch, or Coach-style turnlock is visible.",
                    "photo 1: The bag has decorative stitched geometric\/patchwork panels, multiple exposed silver-tone zippers, and a generic fashion-bag construction rather than a recognizable vintage Coach silhouette.",
                    "photo 1: The visible dangling tag appears to be a retail\/product tag, not a leather Coach hangtag.",
                    "photo 1: Seller describes the item only as a new black leather purse and identifies it as unbranded."
                ],
                "missing_information": [
                    "photo 1: Interior, lining, interior labels, and any creed patch are not shown.",
                    "photo 1: Zipper-pull and tag markings are too small to read.",
                    "photo 1: Bottom, side construction, strap ends, and close-up hardware views are absent.",
                    "Ask for a straight-on close-up of the interior and any stamped or sewn labels."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifiers are visible, and the construction appears more consistent with a generic modern leather purse than Coach.",
                    "The single photograph does not permit a complete inspection for hidden labels or interior markings."
                ],
                "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: Silver-tone rectangular buckle, strap clips, and multiple zipper closures are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: Black glossy leather or leather-like material with stitched geometric paneling; exact material cannot be confirmed from the photo.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Adjustable black shoulder strap with a silver-tone buckle and clip attachment.",
                    "stitching_description": "photo 1: Visible machine-like stitching outlines geometric panels and pockets; no obvious Coach-specific construction cue is visible."
                },
                "possible_model_reasoning": [
                    "The rectangular crossbody\/shoulder silhouette does not closely match a specific cataloged vintage Coach model, and no Coach style number is visible.",
                    "Condition appears New\/NWOT based on the seller's statement and the clean exterior in photo 1, but interior condition and odor cannot be assessed.",
                    "With no identifiers and only one exterior photo, a generic modern leather purse is the most likely classification."
                ],
                "confidence": 0.69,
                "recommended_max_bid": 10,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.75,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.45,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 1 only front view: no interior, creed, bottom, back, or hardware close-ups to verify construction",
                    "lining material and color not shown",
                    "hardware engravings and zipper brand not legible"
                ],
                "negative_evidence": [
                    "photo 1: zip-top crossbody with decorative patchwork topstitching, silhouette not matching any vintage Coach catalog classic",
                    "photo 1: thin shiny black material with new retail tag attached, consistent with modern mass-market faux leather, not glove-tanned cowhide",
                    "photo 1: silver-tone buckle and zipper hardware, no solid brass turnlock, dogleash clips, or brass hardware",
                    "photo 1: no creed patch, COACH wordmark, horse-and-carriage, or leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone rectangular slide buckle on strap and top zipper; tone and finish not solid brass, modern appearance",
                    "leather_description": "black smooth shiny thin-looking material, patchwork-effect panels, appears to be modern faux\/split leather, not matte glove-tanned cowhide",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrasting decorative topstitching in irregular patchwork pattern across front, not tight tone-on-tone Coach classic stitching",
                    "strap_construction": "thin flat adjustable crossbody strap with buckle slide, attached with small metal rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers visible in photo 1: no creed, wordmark, turnlock, or hangtag",
                    "Silhouette, zip-top closure, patchwork stitching, thin shiny material and silver hardware are inconsistent with 1970s-1990s glove-tanned brass-hardware Coach classics",
                    "Seller text states Brand New and Unbranded with no Coach cues; consistent with photos",
                    "Condition: New with retail tag visible in photo 1"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 15521,
            "output_tokens": 745,
            "total_tokens": 16266,
            "estimated_cost_usd": 0.007996
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 15810,
            "output_tokens": 1275,
            "total_tokens": 17085,
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}