Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.025,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.83,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a small crossbody handbag with a detachable strap and organized interior compartments.",
        "photo 1: Visible leather or leather-like construction and brass-tone strap hardware provide only weak, generic compatibility with some Coach products."
    ],
    "negative_evidence": [
        "photo 1: Hair-on cowhide\/cowhair spotted exterior is unlike the classic smooth glove-tanned leather used in most vintage Coach handbags.",
        "photo 1: No COACH wordmark, horse-and-carriage mark, hangtag, or other visible Coach branding appears on the exterior.",
        "photo 3: Interior back panel shows no visible Coach creed patch or serial\/style number.",
        "photo 4: The bag has multiple fabric-like or synthetic-looking interior compartments and bright contrasting lining, not the typical unlined construction of many classic vintage Coach styles.",
        "photo 1: The flap and strap hardware appear generic and do not show recognizable vintage Coach turnlock geometry.",
        "photo 1-2: hair-on cowhide spotted flap - not vintage Coach glove-tanned cowhide",
        "photo 5-6: magnetic snap closure, not Coach turnlock geometry",
        "photo 5-6: black synthetic fabric lining with zip pocket - vintage classics are unlined suede",
        "photo 3: croc-embossed back panel and contrast yellow perimeter stitching - not Coach construction",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no solid-brass hardware visible"
    ],
    "missing_information": [
        "photo 3\/4: A straight-on, close-up photograph of every interior wall and pocket seam to confirm that no creed or fabric brand tag is present.",
        "photo 1: Close-ups of the zipper pull, strap clips, and any hardware engravings.",
        "photo 1: Bottom, side, and construction-detail photographs in neutral lighting.",
        "Seller-stated dimensions and confirmation of whether the exterior is genuine hair-on cowhide or a synthetic imitation.",
        "photo 5-6: no creed patch visible on interior back wall or pocket - confirm no stamped leather patch",
        "photo 6: no legible COACH wordmark, horse-and-carriage, or hardware engraving shown",
        "photo 3: bottom \/ corners and side gussets not fully shown"
    ],
    "authenticity_concerns": [
        "photo 1: The hair-on cowhide presentation, generic closure, and lack of any Coach identifier are inconsistent with a recognizable vintage Coach classic; it is more likely an unbranded or lookalike bag.",
        "photo 3: No visible creed or serial evidence is present, so Coach manufacture cannot be supported from the interior photographs."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the bag lacks a visible Coach identifier and its hair-on cowhide, multi-compartment interior, and generic hardware do not strongly match the listed vintage Coach silhouettes.",
        "photo 1\/3\/4: Construction appears contemporary or modern rather than a pre-2000 Coach classic. Condition appears Good to Very Good from the available views, with no obvious major exterior damage; interior and hardware function cannot be fully assessed.",
        "No Coach hard identifier visible in any photo - no creed, no wordmark, no hangtag, no turnlock - so no Coach model can be ranked",
        "Silhouette is small flap crossbody with magnetic snap and detachable strap, inconsistent with 1970s-1990s Coach classics which use turnlock, solid brass, unlined glove-tanned leather",
        "Materials (hair-on-hide, croc-embossed panel, fabric lining, contrast stitching) point to modern non-Coach manufacture",
        "Condition: Like New to Excellent; hair intact (photo 1-2), edges clean (photo 4), interior clean (photo 5-6)"
    ],
    "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: Brass-tone detachable strap clips and rings; no readable branding or distinctive Coach hardware visible.",
        "leather_description": "photo 1: Hair-on cowhide\/cowhair exterior with tan-and-black spotted pattern; exact material and backing cannot be confirmed.",
        "lining_description": "photo 4: Multiple dark interior compartments with a bright orange-red contrasting section and fabric- or synthetic-looking surfaces; no branding visible.",
        "strap_construction": "photo 1: Separate black adjustable-looking strap, rolled for display, with detachable lobster-style clips at both ends.",
        "stitching_description": "photo 1: Visible contrast stitching around the exterior and strap; generally even in the photographed areas, but detailed stress-point 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": 0.02,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a small crossbody handbag with a detachable strap and organized interior compartments.",
                    "photo 1: Visible leather or leather-like construction and brass-tone strap hardware provide only weak, generic compatibility with some Coach products."
                ],
                "negative_evidence": [
                    "photo 1: Hair-on cowhide\/cowhair spotted exterior is unlike the classic smooth glove-tanned leather used in most vintage Coach handbags.",
                    "photo 1: No COACH wordmark, horse-and-carriage mark, hangtag, or other visible Coach branding appears on the exterior.",
                    "photo 3: Interior back panel shows no visible Coach creed patch or serial\/style number.",
                    "photo 4: The bag has multiple fabric-like or synthetic-looking interior compartments and bright contrasting lining, not the typical unlined construction of many classic vintage Coach styles.",
                    "photo 1: The flap and strap hardware appear generic and do not show recognizable vintage Coach turnlock geometry."
                ],
                "missing_information": [
                    "photo 3\/4: A straight-on, close-up photograph of every interior wall and pocket seam to confirm that no creed or fabric brand tag is present.",
                    "photo 1: Close-ups of the zipper pull, strap clips, and any hardware engravings.",
                    "photo 1: Bottom, side, and construction-detail photographs in neutral lighting.",
                    "Seller-stated dimensions and confirmation of whether the exterior is genuine hair-on cowhide or a synthetic imitation."
                ],
                "authenticity_concerns": [
                    "photo 1: The hair-on cowhide presentation, generic closure, and lack of any Coach identifier are inconsistent with a recognizable vintage Coach classic; it is more likely an unbranded or lookalike bag.",
                    "photo 3: No visible creed or serial evidence is present, so Coach manufacture cannot be supported from the interior photographs."
                ],
                "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: Brass-tone detachable strap clips and rings; no readable branding or distinctive Coach hardware visible.",
                    "leather_description": "photo 1: Hair-on cowhide\/cowhair exterior with tan-and-black spotted pattern; exact material and backing cannot be confirmed.",
                    "lining_description": "photo 4: Multiple dark interior compartments with a bright orange-red contrasting section and fabric- or synthetic-looking surfaces; no branding visible.",
                    "strap_construction": "photo 1: Separate black adjustable-looking strap, rolled for display, with detachable lobster-style clips at both ends.",
                    "stitching_description": "photo 1: Visible contrast stitching around the exterior and strap; generally even in the photographed areas, but detailed stress-point inspection is limited."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the bag lacks a visible Coach identifier and its hair-on cowhide, multi-compartment interior, and generic hardware do not strongly match the listed vintage Coach silhouettes.",
                    "photo 1\/3\/4: Construction appears contemporary or modern rather than a pre-2000 Coach classic. Condition appears Good to Very Good from the available views, with no obvious major exterior damage; interior and hardware function cannot be fully assessed."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 5-6: no creed patch visible on interior back wall or pocket - confirm no stamped leather patch",
                    "photo 6: no legible COACH wordmark, horse-and-carriage, or hardware engraving shown",
                    "photo 3: bottom \/ corners and side gussets not fully shown"
                ],
                "negative_evidence": [
                    "photo 1-2: hair-on cowhide spotted flap - not vintage Coach glove-tanned cowhide",
                    "photo 5-6: magnetic snap closure, not Coach turnlock geometry",
                    "photo 5-6: black synthetic fabric lining with zip pocket - vintage classics are unlined suede",
                    "photo 3: croc-embossed back panel and contrast yellow perimeter stitching - not Coach construction",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no solid-brass hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone magnetic snap under flap and thin lobster-clasp strap ends; plated modern hardware, not solid brass turnlock",
                    "leather_description": "hair-on cowhide front\/flap with cream with black spots; back panel dark distressed croc-embossed leather",
                    "lining_description": "black fabric lining with interior zip pocket; flap underside reddish-brown suede-like",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrast yellow\/gold perimeter stitching visible on back and flap underside",
                    "strap_construction": "thin detachable crossbody strap with lobster clips, coiled beside bag",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach hard identifier visible in any photo - no creed, no wordmark, no hangtag, no turnlock - so no Coach model can be ranked",
                    "Silhouette is small flap crossbody with magnetic snap and detachable strap, inconsistent with 1970s-1990s Coach classics which use turnlock, solid brass, unlined glove-tanned leather",
                    "Materials (hair-on-hide, croc-embossed panel, fabric lining, contrast stitching) point to modern non-Coach manufacture",
                    "Condition: Like New to Excellent; hair intact (photo 1-2), edges clean (photo 4), interior clean (photo 5-6)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 25868,
            "output_tokens": 930,
            "total_tokens": 26798,
            "estimated_cost_usd": 0.012579
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 27002,
            "output_tokens": 1218,
            "total_tokens": 28220,
            "estimated_cost_usd": 0.006375
        }
    ]
}