Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.02,
    "vintage_probability": 0.2,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.865,
    "recommended_max_bid": 12.5,
    "estimated_resale_low": 11,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a small leather crossbody handbag with a flap and long strap",
        "photo 2: interior appears leather or suede-like and the bag is functional"
    ],
    "negative_evidence": [
        "photo 1: highly decorated tooling, multicolor panels, floral metal ornament, and extensive lacing are not characteristic of documented vintage Coach construction",
        "photo 1: closure is a snap rather than a Coach turnlock",
        "photo 1: no visible COACH wordmark, horse-and-carriage mark, or Coach hangtag",
        "photo 2: no visible sewn Coach creed patch or serial\/style number inside",
        "photo 3: decorative tooling and contrasting laced trim indicate a handmade or generic artisan bag rather than a classic Coach silhouette",
        "photo 4: hardware is small silver-tone snap hardware, not the solid brass hardware typically associated with older Coach classics",
        "photo 1: heavily tooled \/ embossed multicolor leather flap with Aztec-style medallion and pink\/blue dyed panels - never a Coach leather or finish",
        "photo 1, photo 3: exposed laced leather-thong whipstitch around entire body - not Coach construction",
        "photo 2, photo 4: silver-tone magnetic snap closure, not a Coach brass turnlock",
        "photo 1-4: no creed patch, no leather hangtag, no solid brass hardware, no glove-tanned cowhide seen",
        "photo 3, photo 4: thin flat unstructured cord strap with no buckle adjustment or dogleash clips"
    ],
    "missing_information": [
        "photo 2: a fully emptied interior and close-up of every interior wall or pocket to confirm no hidden label",
        "photo 1: close-ups of all hardware, strap attachments, and any underside stamps",
        "seller-stated country or maker information, if available",
        "photo 2: no creed patch visible on interior - no close-up of interior wall to confirm absence",
        "photo 1-4: no COACH wordmark, hangtag, or branded hardware shown",
        "photo 2, photo 4: maker stamp or country mark not shown if present"
    ],
    "authenticity_concerns": [
        "photo 1: construction and decoration are inconsistent with the Coach model catalog; this appears to be a non-Coach handmade leather bag",
        "photo 2: no Coach identifier is visible in the interior"
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match: the snap-flap, heavily tooled multicolor body, floral ornament, and laced perimeter do not match the listed classic Coach silhouettes.",
        "Seller describes the item as handmade and vintage, but seller text is unverified and does not identify Coach; the photos provide no Coach-specific evidence.",
        "Condition appears Good: visible wear, creasing, darkened strap, and surface aging are present in photos 1 and 3; interior condition is only partly shown in photo 2.",
        "No Coach catalog silhouette matches: mini 5x5.5 in tooled boho satchel with laced edges and magnetic snap does not correspond to Dinky (9375), Pocket Purse (9755) or any classic; hardware, leather and construction all inconsistent with Coach",
        "No hard identifiers visible in any photo: no creed, no serial, no wordmark, no hangtag, no brass turnlock",
        "Condition: Very Good to Good; general wear with scuffing and color variation visible (photo 1, photo 3), interior unlined and appears intact (photo 2), strap appears intact (photo 4)"
    ],
    "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 and photo 2: small silver-tone snap closure; decorative flower-like metal ornament on the front; no Coach-engraved hardware visible",
        "leather_description": "photo 1: multicolor leather or leather-like panels with extensive embossed\/tooling decoration, cut edges, and leather lacing; visible wear and surface creasing",
        "lining_description": "photo 2: unlined or suede-like brown interior appears visible; no brand label or fabric lining is visible",
        "strap_construction": "photo 1 and photo 3: long narrow leather shoulder\/crossbody strap attached through side loops; strap shows wear and darkening",
        "stitching_description": "photo 1 and photo 3: perimeter leather lacing through punched holes rather than the tight, conventional sewn construction associated with classic Coach bags"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0044,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.05,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a small leather crossbody handbag with a flap and long strap",
                    "photo 2: interior appears leather or suede-like and the bag is functional"
                ],
                "negative_evidence": [
                    "photo 1: highly decorated tooling, multicolor panels, floral metal ornament, and extensive lacing are not characteristic of documented vintage Coach construction",
                    "photo 1: closure is a snap rather than a Coach turnlock",
                    "photo 1: no visible COACH wordmark, horse-and-carriage mark, or Coach hangtag",
                    "photo 2: no visible sewn Coach creed patch or serial\/style number inside",
                    "photo 3: decorative tooling and contrasting laced trim indicate a handmade or generic artisan bag rather than a classic Coach silhouette",
                    "photo 4: hardware is small silver-tone snap hardware, not the solid brass hardware typically associated with older Coach classics"
                ],
                "missing_information": [
                    "photo 2: a fully emptied interior and close-up of every interior wall or pocket to confirm no hidden label",
                    "photo 1: close-ups of all hardware, strap attachments, and any underside stamps",
                    "seller-stated country or maker information, if available"
                ],
                "authenticity_concerns": [
                    "photo 1: construction and decoration are inconsistent with the Coach model catalog; this appears to be a non-Coach handmade leather bag",
                    "photo 2: no Coach identifier is visible in the interior"
                ],
                "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 and photo 2: small silver-tone snap closure; decorative flower-like metal ornament on the front; no Coach-engraved hardware visible",
                    "leather_description": "photo 1: multicolor leather or leather-like panels with extensive embossed\/tooling decoration, cut edges, and leather lacing; visible wear and surface creasing",
                    "lining_description": "photo 2: unlined or suede-like brown interior appears visible; no brand label or fabric lining is visible",
                    "strap_construction": "photo 1 and photo 3: long narrow leather shoulder\/crossbody strap attached through side loops; strap shows wear and darkening",
                    "stitching_description": "photo 1 and photo 3: perimeter leather lacing through punched holes rather than the tight, conventional sewn construction associated with classic Coach bags"
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match: the snap-flap, heavily tooled multicolor body, floral ornament, and laced perimeter do not match the listed classic Coach silhouettes.",
                    "Seller describes the item as handmade and vintage, but seller text is unverified and does not identify Coach; the photos provide no Coach-specific evidence.",
                    "Condition appears Good: visible wear, creasing, darkened strap, and surface aging are present in photos 1 and 3; interior condition is only partly shown in photo 2."
                ],
                "confidence": 0.88,
                "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": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 12,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo 2: no creed patch visible on interior - no close-up of interior wall to confirm absence",
                    "photo 1-4: no COACH wordmark, hangtag, or branded hardware shown",
                    "photo 2, photo 4: maker stamp or country mark not shown if present"
                ],
                "negative_evidence": [
                    "photo 1: heavily tooled \/ embossed multicolor leather flap with Aztec-style medallion and pink\/blue dyed panels - never a Coach leather or finish",
                    "photo 1, photo 3: exposed laced leather-thong whipstitch around entire body - not Coach construction",
                    "photo 2, photo 4: silver-tone magnetic snap closure, not a Coach brass turnlock",
                    "photo 1-4: no creed patch, no leather hangtag, no solid brass hardware, no glove-tanned cowhide seen",
                    "photo 3, photo 4: thin flat unstructured cord strap with no buckle adjustment or dogleash clips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone magnetic snap closure only; no brass turnlock, buckle, D-rings or zipper visible",
                    "leather_description": "thin tooled \/ embossed leather with multicolor stain in pink\/magenta, tan and blue\/green, raw suede back visible on flap underside",
                    "lining_description": "unlined - raw leather interior with no fabric lining and no pocket visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no conventional stitching; edges joined with tan leather-thong lacing \/ whipstitch",
                    "strap_construction": "very thin flat tan leather cord crossbody strap, no adjustment buckle or clips visible",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette matches: mini 5x5.5 in tooled boho satchel with laced edges and magnetic snap does not correspond to Dinky (9375), Pocket Purse (9755) or any classic; hardware, leather and construction all inconsistent with Coach",
                    "No hard identifiers visible in any photo: no creed, no serial, no wordmark, no hangtag, no brass turnlock",
                    "Condition: Very Good to Good; general wear with scuffing and color variation visible (photo 1, photo 3), interior unlined and appears intact (photo 2), strap appears intact (photo 4)"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16885,
            "output_tokens": 781,
            "total_tokens": 17666,
            "estimated_cost_usd": 0.008628
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17206,
            "output_tokens": 1414,
            "total_tokens": 18620,
            "estimated_cost_usd": 0.004572
        }
    ]
}