Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.01,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.84,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.93,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is made from brightly printed textile with owls and floral motifs, not Coach's typical glove-tanned leather or recognized Signature canvas",
        "photo 1: zip-top shoulder-bag construction and pleated textile body do not match the listed vintage Coach silhouettes",
        "photo 4: interior is fabric-lined with a printed pattern, whereas classic vintage Coach leather bags are commonly unlined suede-backed or use era-consistent leather construction",
        "photos 1-4: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or recognizable Coach hardware",
        "photo 1, photo 3: small pleated shoulder bag made of quilted printed cotton with owl\/floral motif, not glove-tanned leather",
        "photo 1, photo 2, photo 3: no solid brass hardware, no turnlock, no leather hangtag, no COACH wordmark or carriage",
        "photo 4: fabric lining with black ribbon brand tag with script lettering consistent with Vera Bradley, not Coach creed patch",
        "photo 4: zip-top closure with small teeth, not Talon brass or Coach construction"
    ],
    "missing_information": [
        "photo 4: interior brand label is too dark and partially obscured to read; provide a straight-on close-up",
        "photo 4: zipper pull and any interior tags are not shown clearly",
        "photo 1: bottom, side seams, and full strap attachment details are not shown",
        "No Coach-specific views needed; close-up of interior ribbon tag could confirm Vera Bradley maker for resale"
    ],
    "authenticity_concerns": [
        "photos 1-4: the textile construction and decorative print are inconsistent with the visible construction of a vintage Coach handbag",
        "photos 1-4: no Coach identifier is visible, so the item appears to be a non-Coach textile handbag rather than a Coach lookalike with an obscured identifier"
    ],
    "possible_model_reasoning": [
        "The bag is a small pleated textile shoulder bag with a zip top, approximately 10\u201311 inches wide based on the measuring tape in photos 1 and 3. It does not correspond to a recognizable Coach model in the catalog.",
        "The owl\/floral textile print and fabric construction suggest a generic or specialty textile-bag brand; the unreadable interior label prevents more specific attribution.",
        "Condition: Good; visible lint, loose fibers, and general surface wear in photos 1-4. Interior is shown but the bottom, hardware, and label details remain incomplete.",
        "No Coach identifiers in any photo: no creed, no serial, no wordmark, no brass turnlock, no glove-tanned leather",
        "Silhouette, quilted cotton, pleated body, printed fabric strap and ribbon brand tag match Vera Bradley-type mini pleated shoulder bag, not any Coach catalog style in \u00a74",
        "Condition: Good; photo 2 shows lint\/hair on fabric but no structural damage visible; fabric bags rehab differently than leather"
    ],
    "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": "No Coach hardware or turnlock is visible; the bag appears to use a zip-top closure.",
        "leather_description": "not_visible; visible exterior is printed textile rather than leather.",
        "lining_description": "Printed fabric lining is visible in photo 4; exact material and label text are not legible.",
        "strap_construction": "Single narrow printed-fabric shoulder strap, apparently sewn to the bag; adjustment hardware is not visible.",
        "stitching_description": "Visible textile seams and pleats appear machine-stitched; close-up shows loose fibers and surface wear."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0003,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is made from brightly printed textile with owls and floral motifs, not Coach's typical glove-tanned leather or recognized Signature canvas",
                    "photo 1: zip-top shoulder-bag construction and pleated textile body do not match the listed vintage Coach silhouettes",
                    "photo 4: interior is fabric-lined with a printed pattern, whereas classic vintage Coach leather bags are commonly unlined suede-backed or use era-consistent leather construction",
                    "photos 1-4: no visible Coach wordmark, horse-and-carriage, creed patch, serial\/style number, or recognizable Coach hardware"
                ],
                "missing_information": [
                    "photo 4: interior brand label is too dark and partially obscured to read; provide a straight-on close-up",
                    "photo 4: zipper pull and any interior tags are not shown clearly",
                    "photo 1: bottom, side seams, and full strap attachment details are not shown"
                ],
                "authenticity_concerns": [
                    "photos 1-4: the textile construction and decorative print are inconsistent with the visible construction of a vintage Coach handbag",
                    "photos 1-4: no Coach identifier is visible, so the item appears to be a non-Coach textile handbag rather than a Coach lookalike with an obscured identifier"
                ],
                "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": "No Coach hardware or turnlock is visible; the bag appears to use a zip-top closure.",
                    "leather_description": "not_visible; visible exterior is printed textile rather than leather.",
                    "lining_description": "Printed fabric lining is visible in photo 4; exact material and label text are not legible.",
                    "strap_construction": "Single narrow printed-fabric shoulder strap, apparently sewn to the bag; adjustment hardware is not visible.",
                    "stitching_description": "Visible textile seams and pleats appear machine-stitched; close-up shows loose fibers and surface wear."
                },
                "possible_model_reasoning": [
                    "The bag is a small pleated textile shoulder bag with a zip top, approximately 10\u201311 inches wide based on the measuring tape in photos 1 and 3. It does not correspond to a recognizable Coach model in the catalog.",
                    "The owl\/floral textile print and fabric construction suggest a generic or specialty textile-bag brand; the unreadable interior label prevents more specific attribution.",
                    "Condition: Good; visible lint, loose fibers, and general surface wear in photos 1-4. Interior is shown but the bottom, hardware, and label details remain incomplete."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.8,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach-specific views needed; close-up of interior ribbon tag could confirm Vera Bradley maker for resale"
                ],
                "negative_evidence": [
                    "photo 1, photo 3: small pleated shoulder bag made of quilted printed cotton with owl\/floral motif, not glove-tanned leather",
                    "photo 1, photo 2, photo 3: no solid brass hardware, no turnlock, no leather hangtag, no COACH wordmark or carriage",
                    "photo 4: fabric lining with black ribbon brand tag with script lettering consistent with Vera Bradley, not Coach creed patch",
                    "photo 4: zip-top closure with small teeth, not Talon brass or Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - zip-top closure only; no brass turnlock, buckles, D-rings or engraved hardware visible",
                    "leather_description": "no leather - quilted cotton fabric with blue\/red\/white floral and owl print on black ground",
                    "lining_description": "photo 4: dark patterned fabric lining with black ribbon brand tag inside",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 2: quilted diamond stitching on upper panel and pleated seams; fabric construction, not leather stitching",
                    "strap_construction": "photo 1, photo 3: short fixed fabric shoulder strap in same owl\/floral print, sewn to body",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifiers in any photo: no creed, no serial, no wordmark, no brass turnlock, no glove-tanned leather",
                    "Silhouette, quilted cotton, pleated body, printed fabric strap and ribbon brand tag match Vera Bradley-type mini pleated shoulder bag, not any Coach catalog style in \u00a74",
                    "Condition: Good; photo 2 shows lint\/hair on fabric but no structural damage visible; fabric bags rehab differently than leather"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.02
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 23574,
            "output_tokens": 727,
            "total_tokens": 24301,
            "estimated_cost_usd": 0.011174
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 24451,
            "output_tokens": 1241,
            "total_tokens": 25692,
            "estimated_cost_usd": 0.005883
        }
    ]
}