Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.03,
    "vintage_probability": 0.185,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.79,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.84,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a leather handbag with a small crossbody silhouette and top zipper.",
        "photo 5: Leather-like body, attached shoulder strap, and functional interior compartments are visible.",
        "photo 1-4: small leather handbag\/crossbody, the population where misidentified Coach could hide",
        "photo 1,3: tan leather tone superficially similar to Coach British Tan"
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage, hangtag, or recognizable vintage Coach closure.",
        "photo 1: The bag has a top zipper rather than the brass turnlock closures common on many vintage Coach classics.",
        "photo 5: Fabric lining and a black\/dark zipper are visible, with no Coach creed patch or brand label.",
        "photo 1: The construction and plain rectangular silhouette appear generic rather than a clearly identifiable Coach model.",
        "listing text: Seller identifies the origin as Colombia and the brand as unbranded; this is weak context only and is not independently visible in the photos.",
        "photo 1,3,4: no turnlock, no brass hardware, no hangtag, no COACH wordmark",
        "photo 5: black synthetic fabric lining with interior zip pocket - vintage Coach classics are unlined suede, not nylon\/polyester lined",
        "photo 1-4: small zip-top crossbody silhouette with exterior slip pocket does not match vintage Coach catalog styles",
        "title states Made in Colombia - inconsistent with all Coach country lines (NYC, USA, Costa Rica, Italy, Turkey, China, etc.)",
        "photo 2,4: thin soft leather strap, dark-tone small zipper - no solid brass, no dogleash clips, no Talon\/YKK brass cues"
    ],
    "missing_information": [
        "photo 5: A fully emptied interior, including all pockets and seams, to confirm that no small brand label or creed is hidden.",
        "A close-up of every zipper pull, hardware piece, and any interior or exterior stamp.",
        "A clear bottom, side, and strap-attachment view.",
        "Seller-stated dimensions and confirmation of whether any label is present.",
        "no Coach identifier to request - creed patch not present in interior view (photo 5)",
        "zipper brand stamp not shown",
        "Made in Colombia label\/tag not shown - request photo of interior label if any"
    ],
    "authenticity_concerns": [
        "photo 5: Fabric-lined construction and dark hardware do not support identification as a classic vintage Coach glove-tanned bag.",
        "photos 1-5: No Coach identifier is visible, so the item currently reads as a generic leather crossbody rather than a Coach product.",
        "photo 1-5: no Coach creed, wordmark, horse-and-carriage, or hangtag visible",
        "title states Made in Colombia - Colombia is not a documented Coach manufacturing country for any era"
    ],
    "possible_model_reasoning": [
        "The small zip-top crossbody shape is generic and does not closely establish a listed Coach model.",
        "The fabric lining and absence of a creed, wordmark, hangtag, or Coach-specific hardware keep Coach probability very low.",
        "Condition: Very Good; visible creasing and surface wear are present, but no major tears, broken hardware, or severe structural damage are apparent. The bottom and all interior areas are not fully documented.",
        "No Coach model fits: zip-top small crossbody with fabric lining, non-brass zipper, sewn-in thin strap and Colombia origin are inconsistent with City Bag, Dinky, Court, Willis and all classic glove-tanned styles",
        "Serial decode: none - no number visible",
        "Era reasoning: construction and lining indicate modern non-Coach leather bag, hence modern (2000s+), non-Coach",
        "Condition: Very Good; leather intact with light creasing and minor edge wear (photo 4), interior appears clean (photo 5), bottom\/corners 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 1 and photo 5: Top zipper with dark metal pull; no turnlock, Coach engraving, or other distinctive Coach hardware is visible.",
        "leather_description": "photos 1-4: Brown\/tan smooth-to lightly grained leather or leather-like material with moderate creasing and surface wear; exact leather type is not verifiable.",
        "lining_description": "photo 5: Dark gray\/black fabric lining with an interior zip pocket and a slip compartment; no creed or brand label is visible.",
        "strap_construction": "photos 1-4: Long, narrow adjustable-looking crossbody strap plus a short top handle; stitching is visible along the strap edges.",
        "stitching_description": "photos 1-4: Generally even machine stitching around the body, handle, and strap, with some visible wear and creasing; no distinctive Coach construction cue is apparent."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0018,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a leather handbag with a small crossbody silhouette and top zipper.",
                    "photo 5: Leather-like body, attached shoulder strap, and functional interior compartments are visible."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage, hangtag, or recognizable vintage Coach closure.",
                    "photo 1: The bag has a top zipper rather than the brass turnlock closures common on many vintage Coach classics.",
                    "photo 5: Fabric lining and a black\/dark zipper are visible, with no Coach creed patch or brand label.",
                    "photo 1: The construction and plain rectangular silhouette appear generic rather than a clearly identifiable Coach model.",
                    "listing text: Seller identifies the origin as Colombia and the brand as unbranded; this is weak context only and is not independently visible in the photos."
                ],
                "missing_information": [
                    "photo 5: A fully emptied interior, including all pockets and seams, to confirm that no small brand label or creed is hidden.",
                    "A close-up of every zipper pull, hardware piece, and any interior or exterior stamp.",
                    "A clear bottom, side, and strap-attachment view.",
                    "Seller-stated dimensions and confirmation of whether any label is present."
                ],
                "authenticity_concerns": [
                    "photo 5: Fabric-lined construction and dark hardware do not support identification as a classic vintage Coach glove-tanned bag.",
                    "photos 1-5: No Coach identifier is visible, so the item currently reads as a generic leather crossbody 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": false,
                    "hangtag_present": false,
                    "hardware_description": "photo 1 and photo 5: Top zipper with dark metal pull; no turnlock, Coach engraving, or other distinctive Coach hardware is visible.",
                    "leather_description": "photos 1-4: Brown\/tan smooth-to lightly grained leather or leather-like material with moderate creasing and surface wear; exact leather type is not verifiable.",
                    "lining_description": "photo 5: Dark gray\/black fabric lining with an interior zip pocket and a slip compartment; no creed or brand label is visible.",
                    "strap_construction": "photos 1-4: Long, narrow adjustable-looking crossbody strap plus a short top handle; stitching is visible along the strap edges.",
                    "stitching_description": "photos 1-4: Generally even machine stitching around the body, handle, and strap, with some visible wear and creasing; no distinctive Coach construction cue is apparent."
                },
                "possible_model_reasoning": [
                    "The small zip-top crossbody shape is generic and does not closely establish a listed Coach model.",
                    "The fabric lining and absence of a creed, wordmark, hangtag, or Coach-specific hardware keep Coach probability very low.",
                    "Condition: Very Good; visible creasing and surface wear are present, but no major tears, broken hardware, or severe structural damage are apparent. The bottom and all interior areas are not fully documented."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-5: no Coach creed, wordmark, horse-and-carriage, or hangtag visible",
                    "title states Made in Colombia - Colombia is not a documented Coach manufacturing country for any era"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "no Coach identifier to request - creed patch not present in interior view (photo 5)",
                    "zipper brand stamp not shown",
                    "Made in Colombia label\/tag not shown - request photo of interior label if any"
                ],
                "negative_evidence": [
                    "photo 1,3,4: no turnlock, no brass hardware, no hangtag, no COACH wordmark",
                    "photo 5: black synthetic fabric lining with interior zip pocket - vintage Coach classics are unlined suede, not nylon\/polyester lined",
                    "photo 1-4: small zip-top crossbody silhouette with exterior slip pocket does not match vintage Coach catalog styles",
                    "title states Made in Colombia - inconsistent with all Coach country lines (NYC, USA, Costa Rica, Italy, Turkey, China, etc.)",
                    "photo 2,4: thin soft leather strap, dark-tone small zipper - no solid brass, no dogleash clips, no Talon\/YKK brass cues"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small dark-tone zipper with plain pull (photo 2,4,5); no turnlock, no brass buckles, rings or feet visible",
                    "leather_description": "tan \/ light brown smooth leather with soft grain, lightweight appearance (photo 1,3,4)",
                    "lining_description": "black synthetic fabric lining with interior zip pocket (photo 5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched straight stitching around edges and pocket (photo 1-4)",
                    "strap_construction": "thin fixed-length leather crossbody strap, sewn directly to body, no buckle adjustment or dogleash clips visible (photo 1,2,4)",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1-4: small leather handbag\/crossbody, the population where misidentified Coach could hide",
                    "photo 1,3: tan leather tone superficially similar to Coach British Tan"
                ],
                "possible_model_reasoning": [
                    "No Coach model fits: zip-top small crossbody with fabric lining, non-brass zipper, sewn-in thin strap and Colombia origin are inconsistent with City Bag, Dinky, Court, Willis and all classic glove-tanned styles",
                    "Serial decode: none - no number visible",
                    "Era reasoning: construction and lining indicate modern non-Coach leather bag, hence modern (2000s+), non-Coach",
                    "Condition: Very Good; leather intact with light creasing and minor edge wear (photo 4), interior appears clean (photo 5), bottom\/corners not fully shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.25
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 30090,
            "output_tokens": 861,
            "total_tokens": 30951,
            "estimated_cost_usd": 0.014102
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 32195,
            "output_tokens": 1210,
            "total_tokens": 33405,
            "estimated_cost_usd": 0.007407
        }
    ]
}