Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.34,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.88,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: compact leather crossbody\/pouch silhouette with a flap and strap is clearly a handbag.",
        "photo 3: the item appears to use genuine leather and has a visible metal zipper and clasp.",
        "photo 1: small flap crossbody silhouette with brass-tone lock superficially similar to small flap bags",
        "photo 3: unlined leather interior with zip pocket - consistent with older leather bags generally, not specific to Coach"
    ],
    "negative_evidence": [
        "photo 1: elaborate floral tooling and extensive whipstitch edging are not characteristic of the documented vintage Coach classic construction.",
        "photo 1: the large ornate clasp is not a Coach-era turnlock geometry; it appears decorative and blocky rather than a slim Coach turnlock.",
        "photo 2: reverse side has decorative tooling and whipstitching with no visible Coach wordmark or horse-and-carriage.",
        "photo 3: interior shows no visible Coach creed patch, country line, serial\/style number, or Coach label.",
        "photo 3: visible zipper hardware has no legible Coach marking and the interior appears dark fabric or suede-like material rather than a documented classic unlined Coach interior.",
        "photo 1, photo 2: all-over hand-tooled floral carving with dark antiquing - Coach classics are smooth glove-tanned, never western tooling",
        "photo 1, photo 2, photo 3: whipstitched \/ laced edges around flap and body - not Coach construction",
        "photo 1: chunky rectangular twist-lock with barrel turn, not Coach Cashin turnlock geometry with thin oval plate and slim tab",
        "photo 3: unlined natural flesh-side flap underside with lacing and rectangular lock backplate, no creed patch visible",
        "no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible in any photo"
    ],
    "missing_information": [
        "photo 3: a straight-on close-up of the entire interior, including all pockets and seams, is needed to definitively establish whether a small creed or fabric tag is hidden.",
        "photo 1: close-up photographs of the clasp, strap hardware, and any stamps on the zipper pull would help identify the maker.",
        "seller-stated dimensions and a bottom\/side view are not provided.",
        "no creed patch shown - interior back wall \/ pocket not shown with Coach patch (photo 3 shows plain flap underside only)",
        "no Coach wordmark, hangtag, or hardware stamps visible - request close-ups if claimed",
        "no bottom, side, strap-end and scale views"
    ],
    "authenticity_concerns": [
        "photo 1: the construction and decorative hardware are inconsistent with the classic vintage Coach silhouettes and hardware described in the reference catalog.",
        "photo 3: no Coach identifier is visible despite an interior view; this supports a non-Coach lookalike or artisan-made bag rather than a Coach product."
    ],
    "possible_model_reasoning": [
        "The silhouette is a small flap crossbody pouch, but the floral tooling, whipstitched perimeter, and ornate clasp do not correspond closely to the listed Coach Dinky, Pocket Purse, or other classic models.",
        "No visible creed, wordmark, hangtag, or serial supports identifying it as Coach.",
        "Condition: Good; visible wear and creasing on the leather and strap, with substantial decorative surface treatment; interior condition is only partly visible.",
        "Not a Coach silhouette: tooled western floral, laced edges and twist-lock have no match in Coach Classic catalog (City Bag, Dinky, Court, Station, etc. are smooth glove-tanned with stitched edges and Coach turnlock)",
        "No Coach identifiers visible to decode for era or style",
        "Condition: Good to Very Good for a used tooled bag; leather supple with patina (photo 1, photo 2), lacing intact, hardware tarnished, interior not fully shown so odor\/mold unknown"
    ],
    "estimated_era": "modern (2000s+), non-Coach",
    "observed_features": {
        "creed_present": false,
        "serial_or_style_number_present": false,
        "coach_wordmark_present": false,
        "turnlock_present": true,
        "hangtag_present": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: large rectangular\/oval brass-tone decorative clasp with a central rotating-looking bar; no Coach engraving visible. photo 3: brass-tone zipper hardware is visible.",
        "leather_description": "photo 1: brown leather with extensive embossed or carved floral tooling, glossy highlighted areas, and whipstitched edges.",
        "lining_description": "photo 3: dark interior material is visible, but its exact composition and condition are not clear.",
        "strap_construction": "photo 1: narrow adjustable leather crossbody strap with visible buckle\/adjustment hardware; portions appear worn or creased.",
        "stitching_description": "photo 1: prominent decorative whipstitching around the flap and body; it is a design feature rather than typical understated vintage Coach edge construction."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0049,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.18,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: compact leather crossbody\/pouch silhouette with a flap and strap is clearly a handbag.",
                    "photo 3: the item appears to use genuine leather and has a visible metal zipper and clasp."
                ],
                "negative_evidence": [
                    "photo 1: elaborate floral tooling and extensive whipstitch edging are not characteristic of the documented vintage Coach classic construction.",
                    "photo 1: the large ornate clasp is not a Coach-era turnlock geometry; it appears decorative and blocky rather than a slim Coach turnlock.",
                    "photo 2: reverse side has decorative tooling and whipstitching with no visible Coach wordmark or horse-and-carriage.",
                    "photo 3: interior shows no visible Coach creed patch, country line, serial\/style number, or Coach label.",
                    "photo 3: visible zipper hardware has no legible Coach marking and the interior appears dark fabric or suede-like material rather than a documented classic unlined Coach interior."
                ],
                "missing_information": [
                    "photo 3: a straight-on close-up of the entire interior, including all pockets and seams, is needed to definitively establish whether a small creed or fabric tag is hidden.",
                    "photo 1: close-up photographs of the clasp, strap hardware, and any stamps on the zipper pull would help identify the maker.",
                    "seller-stated dimensions and a bottom\/side view are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: the construction and decorative hardware are inconsistent with the classic vintage Coach silhouettes and hardware described in the reference catalog.",
                    "photo 3: no Coach identifier is visible despite an interior view; this supports a non-Coach lookalike or artisan-made bag rather than a Coach product."
                ],
                "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": true,
                    "hangtag_present": false,
                    "hardware_description": "photo 1: large rectangular\/oval brass-tone decorative clasp with a central rotating-looking bar; no Coach engraving visible. photo 3: brass-tone zipper hardware is visible.",
                    "leather_description": "photo 1: brown leather with extensive embossed or carved floral tooling, glossy highlighted areas, and whipstitched edges.",
                    "lining_description": "photo 3: dark interior material is visible, but its exact composition and condition are not clear.",
                    "strap_construction": "photo 1: narrow adjustable leather crossbody strap with visible buckle\/adjustment hardware; portions appear worn or creased.",
                    "stitching_description": "photo 1: prominent decorative whipstitching around the flap and body; it is a design feature rather than typical understated vintage Coach edge construction."
                },
                "possible_model_reasoning": [
                    "The silhouette is a small flap crossbody pouch, but the floral tooling, whipstitched perimeter, and ornate clasp do not correspond closely to the listed Coach Dinky, Pocket Purse, or other classic models.",
                    "No visible creed, wordmark, hangtag, or serial supports identifying it as Coach.",
                    "Condition: Good; visible wear and creasing on the leather and strap, with substantial decorative surface treatment; interior condition is only partly visible."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "no creed patch shown - interior back wall \/ pocket not shown with Coach patch (photo 3 shows plain flap underside only)",
                    "no Coach wordmark, hangtag, or hardware stamps visible - request close-ups if claimed",
                    "no bottom, side, strap-end and scale views"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: all-over hand-tooled floral carving with dark antiquing - Coach classics are smooth glove-tanned, never western tooling",
                    "photo 1, photo 2, photo 3: whipstitched \/ laced edges around flap and body - not Coach construction",
                    "photo 1: chunky rectangular twist-lock with barrel turn, not Coach Cashin turnlock geometry with thin oval plate and slim tab",
                    "photo 3: unlined natural flesh-side flap underside with lacing and rectangular lock backplate, no creed patch visible",
                    "no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible in any photo"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "brass-tone twist \/ turn clasp with rectangular plates front and back (photo 1, photo 3), brass-tone zipper on interior pouch (photo 3)",
                    "leather_description": "medium tan tooled leather with embossed floral western carving and antiqued shading, whipstitch laced edges (photo 1, photo 2)",
                    "lining_description": "appears unlined leather - natural flesh-side flap underside, dark interior compartment with zip pouch (photo 3)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no conventional stitched seams visible; edges joined with dark leather whipstitch lacing (photo 1, photo 2, photo 3)",
                    "strap_construction": "thin flat tan leather crossbody strap with snap-button attachment and knot adjustment (photo 1, photo 2)",
                    "turnlock_present": true
                },
                "positive_evidence": [
                    "photo 1: small flap crossbody silhouette with brass-tone lock superficially similar to small flap bags",
                    "photo 3: unlined leather interior with zip pocket - consistent with older leather bags generally, not specific to Coach"
                ],
                "possible_model_reasoning": [
                    "Not a Coach silhouette: tooled western floral, laced edges and twist-lock have no match in Coach Classic catalog (City Bag, Dinky, Court, Station, etc. are smooth glove-tanned with stitched edges and Coach turnlock)",
                    "No Coach identifiers visible to decode for era or style",
                    "Condition: Good to Very Good for a used tooled bag; leather supple with patina (photo 1, photo 2), lacing intact, hardware tarnished, interior not fully shown so odor\/mold unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 20483,
            "output_tokens": 837,
            "total_tokens": 21320,
            "estimated_cost_usd": 0.010202
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 21155,
            "output_tokens": 1284,
            "total_tokens": 22439,
            "estimated_cost_usd": 0.005258
        }
    ]
}