Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.035,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.49,
    "confidence": 0.91,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 50,
    "possible_models": [],
    "positive_evidence": [
        "Photo 1: clearly a leather shoulder\/hobo handbag with a single wide strap.",
        "Photo 6: leather appears substantial and the stitching is generally even."
    ],
    "negative_evidence": [
        "Photo 6: interior stamp visibly reads ALLSAINTS, identifying the bag as AllSaints rather than Coach.",
        "Photos 1, 3, 4, and 5: silhouette and strap hardware do not show a recognizable vintage Coach model or classic Coach turnlock construction.",
        "Photos 1 and 5: no visible Coach wordmark, horse-and-carriage, leather hangtag, or other Coach identifier.",
        "photo 5: ALLSAINTS embossed on bag near top edge, direct brand identifier for non-Coach maker",
        "photo 6: ALLSAINTS stamped on strap leather, confirms All Saints manufacture",
        "photo 1, photo 5: large silver-tone trigger-hook \/ ring strap hardware, inconsistent with vintage Coach solid brass",
        "photo 1-5: soft modern hobo silhouette with wide detachable shoulder strap, no turnlock, no creed patch, no Coach hangtag or wordmark visible",
        "photo 2: dark circular mark\/stain on leather inconsistent with glove-tanned patina"
    ],
    "missing_information": [
        "Photo 6 shows only a partial interior view; the full lining, pockets, and any additional labels are not shown.",
        "A complete bottom, corner, and strap-condition view is not provided.",
        "No zipper-pull or hardware close-up is provided.",
        "photo of emptied interior and lining to confirm construction (not needed for Coach ID)",
        "photo of bottom and corners for condition grading",
        "close-up of hardware engravings if any"
    ],
    "authenticity_concerns": [
        "Photo 6: the visible ALLSAINTS branding is inconsistent with Coach manufacture; this is best treated as a non-Coach AllSaints bag, not a misidentified Coach bag."
    ],
    "possible_model_reasoning": [
        "Photo 6: the ALLSAINTS stamp rules against the visible bag being a Coach model.",
        "Photos 1 and 3: approximately 12\u201313 inches wide and about 13 inches tall based on the seller's measuring tape, consistent with a generic modern leather hobo rather than enough evidence for a Coach model identification.",
        "Condition: Good to Very Good; visible exterior has a dark blemish in photo 2 and some soft creasing, while corners and the full interior are not adequately shown.",
        "All Saints branded hobo identified by ALLSAINTS stamp in photo 5 and photo 6, so no Coach model applies",
        "Era is modern non-Coach based on silver hardware, soft leather, and All Saints branding, not vintage Coach construction",
        "Condition: Good; photo 2 shows localized dark stain\/spot and surface wrinkling, otherwise exterior appears intact but interior and bottom not shown so grade capped"
    ],
    "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": "Photos 1 and 5: multiple small metal strap clips and rings are visible; finish appears mixed or difficult to determine from the lighting. No Coach engraving is visible.",
        "leather_description": "Photos 1-4: tan smooth-to-finely-pebbled leather with a soft, slouchy hobo construction; photo 2 shows a small dark blemish or puncture on the exterior.",
        "lining_description": "not_visible",
        "strap_construction": "Photos 1 and 5: one wide adjustable shoulder strap attached with metal swivel clips and leather tabs.",
        "stitching_description": "Photos 1, 3, 4, and 6: machine stitching appears mostly straight and even; visible interior edge stitching is light-colored and regular."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0332,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.04,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.95,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "Photo 1: clearly a leather shoulder\/hobo handbag with a single wide strap.",
                    "Photo 6: leather appears substantial and the stitching is generally even."
                ],
                "negative_evidence": [
                    "Photo 6: interior stamp visibly reads ALLSAINTS, identifying the bag as AllSaints rather than Coach.",
                    "Photos 1, 3, 4, and 5: silhouette and strap hardware do not show a recognizable vintage Coach model or classic Coach turnlock construction.",
                    "Photos 1 and 5: no visible Coach wordmark, horse-and-carriage, leather hangtag, or other Coach identifier."
                ],
                "missing_information": [
                    "Photo 6 shows only a partial interior view; the full lining, pockets, and any additional labels are not shown.",
                    "A complete bottom, corner, and strap-condition view is not provided.",
                    "No zipper-pull or hardware close-up is provided."
                ],
                "authenticity_concerns": [
                    "Photo 6: the visible ALLSAINTS branding is inconsistent with Coach manufacture; this is best treated as a non-Coach AllSaints bag, not a misidentified 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": "Photos 1 and 5: multiple small metal strap clips and rings are visible; finish appears mixed or difficult to determine from the lighting. No Coach engraving is visible.",
                    "leather_description": "Photos 1-4: tan smooth-to-finely-pebbled leather with a soft, slouchy hobo construction; photo 2 shows a small dark blemish or puncture on the exterior.",
                    "lining_description": "not_visible",
                    "strap_construction": "Photos 1 and 5: one wide adjustable shoulder strap attached with metal swivel clips and leather tabs.",
                    "stitching_description": "Photos 1, 3, 4, and 6: machine stitching appears mostly straight and even; visible interior edge stitching is light-colored and regular."
                },
                "possible_model_reasoning": [
                    "Photo 6: the ALLSAINTS stamp rules against the visible bag being a Coach model.",
                    "Photos 1 and 3: approximately 12\u201313 inches wide and about 13 inches tall based on the seller's measuring tape, consistent with a generic modern leather hobo rather than enough evidence for a Coach model identification.",
                    "Condition: Good to Very Good; visible exterior has a dark blemish in photo 2 and some soft creasing, while corners and the full interior are not adequately shown."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 15,
                "estimated_resale_low": 20,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of emptied interior and lining to confirm construction (not needed for Coach ID)",
                    "photo of bottom and corners for condition grading",
                    "close-up of hardware engravings if any"
                ],
                "negative_evidence": [
                    "photo 5: ALLSAINTS embossed on bag near top edge, direct brand identifier for non-Coach maker",
                    "photo 6: ALLSAINTS stamped on strap leather, confirms All Saints manufacture",
                    "photo 1, photo 5: large silver-tone trigger-hook \/ ring strap hardware, inconsistent with vintage Coach solid brass",
                    "photo 1-5: soft modern hobo silhouette with wide detachable shoulder strap, no turnlock, no creed patch, no Coach hangtag or wordmark visible",
                    "photo 2: dark circular mark\/stain on leather inconsistent with glove-tanned patina"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone large trigger hooks and rings at strap attachments, rivets on strap; modern plated tone, not vintage solid brass",
                    "leather_description": "smooth tan\/beige soft leather with light grain, modern finish; photo 2 shows dark spot\/stain and wrinkling",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light contrast stitching visible along bottom edge and strap edges, even but not verified as Coach-matched thread",
                    "strap_construction": "wide single shoulder strap, detachable via large silver-tone clips, riveted adjustment detail",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "All Saints branded hobo identified by ALLSAINTS stamp in photo 5 and photo 6, so no Coach model applies",
                    "Era is modern non-Coach based on silver hardware, soft leather, and All Saints branding, not vintage Coach construction",
                    "Condition: Good; photo 2 shows localized dark stain\/spot and surface wrinkling, otherwise exterior appears intact but interior and bottom not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18097,
            "output_tokens": 856,
            "total_tokens": 18953,
            "estimated_cost_usd": 0.009293
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18649,
            "output_tokens": 1241,
            "total_tokens": 19890,
            "estimated_cost_usd": 0.004723
        }
    ]
}