Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.03,
    "vintage_probability": 0.475,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.03,
    "confidence": 0.81,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a leather handbag with multiple shoulder straps and fringe trim.",
        "photo 4: leather surface and construction are visible, but no Coach-specific identifier is shown.",
        "photo 1: leather handbag of vintage age consistent with seller wear description"
    ],
    "negative_evidence": [
        "photo 1: patchwork geometric leather panels and extensive fringe do not correspond to a recognizable vintage Coach classic silhouette.",
        "photo 2: visible interior appears dark and lined; no Coach creed patch, wordmark, or fabric tag is visible.",
        "photo 7: ornate gold-tone circular hardware appears decorative and is not the typical vintage Coach turnlock geometry.",
        "photo 1: seller identifies the bag as made in Spain, which is not itself evidence of Coach manufacture.",
        "photo 3: straps and attachment construction look unlike the standard adjustable or detachable strap construction of cataloged vintage Coach models.",
        "photo 1: patchwork triangular pieced body with fringe along bottom - silhouette never in Coach catalog",
        "photo 1,3,6: thin double shoulder straps with bright gold-tone rings and ornate domed caps - not Coach solid-brass turnlock\/dogleash hardware",
        "photo 2: fabric lining visible inside - not unlined glove-tanned classic construction",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 1-6: no turnlock closure visible"
    ],
    "missing_information": [
        "Straight-on photograph of the entire interior emptied out.",
        "Close-up of every interior wall, pocket, and any sewn-in label or country tag.",
        "Close-up of all hardware, including the decorative gold-tone attachments and any zipper pulls.",
        "Bottom, side, and back photographs.",
        "Seller-stated dimensions and a photograph showing scale.",
        "photo of interior emptied showing lining and any maker label or creed patch",
        "photo of Made in Spain mark stated by seller",
        "photo of bottom, corners and back panel",
        "close-up of hardware stamps and strap anchors"
    ],
    "authenticity_concerns": [
        "No visible Coach creed, wordmark, horse-and-carriage mark, hangtag, or serial\/style number supports Coach manufacture.",
        "The decorative hardware, geometric patchwork, fringe, and multi-strap design are more consistent with an unrelated Spanish or other fashion-leather brand than Coach.",
        "The interior and brand labeling are insufficiently shown to exclude an unidentified maker, but there is no positive Coach evidence."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the fringe-bottom patchwork body and multiple narrow straps do not fit the listed vintage Coach silhouettes.",
        "Seller-stated Spain origin is unverified in the photos and cannot establish brand or era.",
        "Condition appears Good to Fair: visible dryness, extensive wrinkling, loose strap\/thread ends, and wear along the leather panels; interior, odor, and bottom condition remain unknown.",
        "No Coach model matches: patchwork triangle + fringe + thin double straps + ornate gold caps inconsistent with any Classic glove-tanned style (City, Willis, Court, Station, Duffle, etc.)",
        "Spain origin stated by seller is seen on some 1990s Coach, but without creed, wordmark, solid-brass hardware or catalog silhouette it adds no support",
        "Condition: Good; leather wrinkled\/dry needing conditioning per seller, fringe intact, hardware bright in photos (photo 1,5,6); bottom\/corners\/interior not fully shown so 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": "photo 7: shiny gold-tone circular and ring hardware is visible at strap attachments; no Coach engraving is legible.",
        "leather_description": "photos 1, 4, 5, 6: black leather or leather-like patchwork panels with substantial wrinkling, dryness, and surface variation; fringe strips run along the bottom.",
        "lining_description": "photo 2: dark interior lining is partially visible, but its material, label, and condition cannot be determined.",
        "strap_construction": "photos 2, 3, 7: several narrow black shoulder straps attach through gold-tone rings; straps show creasing and loose\/threaded ends in places.",
        "stitching_description": "photos 4, 5: panel seams are generally visible and machine-stitched, with some uneven-looking edges and thread ends near the straps."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.45,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a leather handbag with multiple shoulder straps and fringe trim.",
                    "photo 4: leather surface and construction are visible, but no Coach-specific identifier is shown."
                ],
                "negative_evidence": [
                    "photo 1: patchwork geometric leather panels and extensive fringe do not correspond to a recognizable vintage Coach classic silhouette.",
                    "photo 2: visible interior appears dark and lined; no Coach creed patch, wordmark, or fabric tag is visible.",
                    "photo 7: ornate gold-tone circular hardware appears decorative and is not the typical vintage Coach turnlock geometry.",
                    "photo 1: seller identifies the bag as made in Spain, which is not itself evidence of Coach manufacture.",
                    "photo 3: straps and attachment construction look unlike the standard adjustable or detachable strap construction of cataloged vintage Coach models."
                ],
                "missing_information": [
                    "Straight-on photograph of the entire interior emptied out.",
                    "Close-up of every interior wall, pocket, and any sewn-in label or country tag.",
                    "Close-up of all hardware, including the decorative gold-tone attachments and any zipper pulls.",
                    "Bottom, side, and back photographs.",
                    "Seller-stated dimensions and a photograph showing scale."
                ],
                "authenticity_concerns": [
                    "No visible Coach creed, wordmark, horse-and-carriage mark, hangtag, or serial\/style number supports Coach manufacture.",
                    "The decorative hardware, geometric patchwork, fringe, and multi-strap design are more consistent with an unrelated Spanish or other fashion-leather brand than Coach.",
                    "The interior and brand labeling are insufficiently shown to exclude an unidentified maker, but there is no positive Coach evidence."
                ],
                "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 7: shiny gold-tone circular and ring hardware is visible at strap attachments; no Coach engraving is legible.",
                    "leather_description": "photos 1, 4, 5, 6: black leather or leather-like patchwork panels with substantial wrinkling, dryness, and surface variation; fringe strips run along the bottom.",
                    "lining_description": "photo 2: dark interior lining is partially visible, but its material, label, and condition cannot be determined.",
                    "strap_construction": "photos 2, 3, 7: several narrow black shoulder straps attach through gold-tone rings; straps show creasing and loose\/threaded ends in places.",
                    "stitching_description": "photos 4, 5: panel seams are generally visible and machine-stitched, with some uneven-looking edges and thread ends near the straps."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the fringe-bottom patchwork body and multiple narrow straps do not fit the listed vintage Coach silhouettes.",
                    "Seller-stated Spain origin is unverified in the photos and cannot establish brand or era.",
                    "Condition appears Good to Fair: visible dryness, extensive wrinkling, loose strap\/thread ends, and wear along the leather panels; interior, odor, and bottom condition remain unknown."
                ],
                "confidence": 0.84,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.78,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of interior emptied showing lining and any maker label or creed patch",
                    "photo of Made in Spain mark stated by seller",
                    "photo of bottom, corners and back panel",
                    "close-up of hardware stamps and strap anchors"
                ],
                "negative_evidence": [
                    "photo 1: patchwork triangular pieced body with fringe along bottom - silhouette never in Coach catalog",
                    "photo 1,3,6: thin double shoulder straps with bright gold-tone rings and ornate domed caps - not Coach solid-brass turnlock\/dogleash hardware",
                    "photo 2: fabric lining visible inside - not unlined glove-tanned classic construction",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 1-6: no turnlock closure visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "bright gold-tone rings and ornate domed strap caps (photo 6); thin strap loops; no turnlock; plated appearance, not vintage solid brass patina",
                    "leather_description": "black soft leather in horizontal bands pieced from triangles, wrinkled with age; fringe tabs along bottom edge (photo 1,4,5)",
                    "lining_description": "dark brown\/tan fabric glimpsed in top view photo 2, details not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible topstitching along patchwork seams (photo 4); overall even but not Coach classic matched-thread detail; no close-up",
                    "strap_construction": "two thin double shoulder straps looped through gold rings (photo 1,3); narrow, soft, one with tied knot\/decoration",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1: leather handbag of vintage age consistent with seller wear description"
                ],
                "possible_model_reasoning": [
                    "No Coach model matches: patchwork triangle + fringe + thin double straps + ornate gold caps inconsistent with any Classic glove-tanned style (City, Willis, Court, Station, Duffle, etc.)",
                    "Spain origin stated by seller is seen on some 1990s Coach, but without creed, wordmark, solid-brass hardware or catalog silhouette it adds no support",
                    "Condition: Good; leather wrinkled\/dry needing conditioning per seller, fringe intact, hardware bright in photos (photo 1,5,6); bottom\/corners\/interior not fully shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18112,
            "output_tokens": 826,
            "total_tokens": 18938,
            "estimated_cost_usd": 0.009227
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18665,
            "output_tokens": 1324,
            "total_tokens": 19989,
            "estimated_cost_usd": 0.004792
        }
    ]
}