Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.07,
    "vintage_probability": 0.35,
    "authenticity_confidence": 0.065,
    "image_quality_score": 0.745,
    "seller_misidentification_probability": 0.105,
    "confidence": 0.715,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Leather-looking handbag with a flap and adjustable multi-snap strap.",
        "photo 3: Interior appears to be brown leather or suede rather than printed synthetic fabric.",
        "photo 3: unlined suede-back interior with zip pocket is consistent with older leather-bag construction generally",
        "photo 1,2,4,5,6: all-leather soft bag with patina and wear, not synthetic fast-fashion"
    ],
    "negative_evidence": [
        "photo 1: The pointed decorative flap and snap-button closure do not closely match the documented classic Coach turnlock silhouettes.",
        "photos 1-6: No legible COACH wordmark, horse-and-carriage mark, hangtag, or creed patch is visible.",
        "photos 1, 2, 4-6: Hardware appears silver-tone snap hardware rather than the solid brass hardware typical of many vintage Coach classics.",
        "photo 3: The bag has a brown leather\/suede-like lining, but no Coach label or identifier is visible.",
        "photo 1,2,4,5,6: no turnlock - pointed flap with leather-covered snap button, not Coach turnlock geometry",
        "photo 1,2,4,5,6: silver-tone snap hardware on strap and closure, not solid brass vintage Coach hardware",
        "photo 1,2,4,5,6: snap-adjustable strap with exposed snaps, not Coach buckle-adjust or dogleash\/lobster-clip construction",
        "photo 3: interior shows no creed patch, no COACH wordmark, no horse-and-carriage",
        "photo 1,2,4,5,6: pointed flap with curved seams and snap-button silhouette matches no catalog Coach style"
    ],
    "missing_information": [
        "A straight-on photograph of every interior wall and pocket, including any small leather creed patch or fabric tag.",
        "Close-ups of all hardware, zipper pull, strap attachments, and any markings.",
        "A full bottom and side view, plus dimensions and strap length.",
        "The seller's claimed material and country of manufacture, if known.",
        "photo of interior back wall \/ slip pocket straight-on for creed patch in raking light (photo 3 shows interior but no creed visible)",
        "close-up of zipper pull brand stamp and snap hardware reverse",
        "photo of bottom and corners and strap fold points",
        "any hangtag, wordmark, or Made-in stamp - none shown"
    ],
    "authenticity_concerns": [
        "No Coach-specific identifier is visible, and the silhouette and snap hardware are more consistent with an unbranded leather handbag than a documented Coach model.",
        "The silver-tone snap construction and decorative flap do not provide a convincing match to the vintage Coach construction references."
    ],
    "possible_model_reasoning": [
        "The pointed flap, curved appliqu\u00e9 panels, central snap, and multi-snap strap do not correspond clearly to the listed classic Coach models.",
        "No creed or style number is visible, so Coach-era dating and model matching are unsupported.",
        "Condition: Good; substantial surface creasing and scuffing are visible on the exterior (photos 1, 2, 5, and 6), while the interior appears intact (photo 3).",
        "No Coach model matches: pointed snap-button flap, silver snap-adjust strap, and lack of turnlock \/ brass \/ creed \/ hangtag are inconsistent with City Bag, Willis, Court, Station, Dinky and other classics",
        "Condition: Good; surface scratches and creasing (photo 1,4), light corner rubbing (photo 1,2), strap intact but snap construction non-Coach; interior not fully emptied so lining condition unknown"
    ],
    "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": "Visible round silver-tone snap buttons on the adjustable strap and front closure; no Coach engraving is visible.",
        "leather_description": "Dark navy or black leather-looking exterior with substantial creasing, scuffs, and surface wear; exact leather type is not verifiable.",
        "lining_description": "Photo 3 shows a brown leather- or suede-like interior with a zippered pocket; no brand label is visible.",
        "strap_construction": "Long adjustable strap with multiple snap positions; strap edges and surface show wear and creasing.",
        "stitching_description": "Visible perimeter and decorative stitching appears generally even, though close-up stress-point inspection is unavailable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0022,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.08,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.08,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.15,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Leather-looking handbag with a flap and adjustable multi-snap strap.",
                    "photo 3: Interior appears to be brown leather or suede rather than printed synthetic fabric."
                ],
                "negative_evidence": [
                    "photo 1: The pointed decorative flap and snap-button closure do not closely match the documented classic Coach turnlock silhouettes.",
                    "photos 1-6: No legible COACH wordmark, horse-and-carriage mark, hangtag, or creed patch is visible.",
                    "photos 1, 2, 4-6: Hardware appears silver-tone snap hardware rather than the solid brass hardware typical of many vintage Coach classics.",
                    "photo 3: The bag has a brown leather\/suede-like lining, but no Coach label or identifier is visible."
                ],
                "missing_information": [
                    "A straight-on photograph of every interior wall and pocket, including any small leather creed patch or fabric tag.",
                    "Close-ups of all hardware, zipper pull, strap attachments, and any markings.",
                    "A full bottom and side view, plus dimensions and strap length.",
                    "The seller's claimed material and country of manufacture, if known."
                ],
                "authenticity_concerns": [
                    "No Coach-specific identifier is visible, and the silhouette and snap hardware are more consistent with an unbranded leather handbag than a documented Coach model.",
                    "The silver-tone snap construction and decorative flap do not provide a convincing match to the vintage Coach construction references."
                ],
                "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": "Visible round silver-tone snap buttons on the adjustable strap and front closure; no Coach engraving is visible.",
                    "leather_description": "Dark navy or black leather-looking exterior with substantial creasing, scuffs, and surface wear; exact leather type is not verifiable.",
                    "lining_description": "Photo 3 shows a brown leather- or suede-like interior with a zippered pocket; no brand label is visible.",
                    "strap_construction": "Long adjustable strap with multiple snap positions; strap edges and surface show wear and creasing.",
                    "stitching_description": "Visible perimeter and decorative stitching appears generally even, though close-up stress-point inspection is unavailable."
                },
                "possible_model_reasoning": [
                    "The pointed flap, curved appliqu\u00e9 panels, central snap, and multi-snap strap do not correspond clearly to the listed classic Coach models.",
                    "No creed or style number is visible, so Coach-era dating and model matching are unsupported.",
                    "Condition: Good; substantial surface creasing and scuffing are visible on the exterior (photos 1, 2, 5, and 6), while the interior appears intact (photo 3)."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.05,
                "coach_probability": 0.06,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "photo of interior back wall \/ slip pocket straight-on for creed patch in raking light (photo 3 shows interior but no creed visible)",
                    "close-up of zipper pull brand stamp and snap hardware reverse",
                    "photo of bottom and corners and strap fold points",
                    "any hangtag, wordmark, or Made-in stamp - none shown"
                ],
                "negative_evidence": [
                    "photo 1,2,4,5,6: no turnlock - pointed flap with leather-covered snap button, not Coach turnlock geometry",
                    "photo 1,2,4,5,6: silver-tone snap hardware on strap and closure, not solid brass vintage Coach hardware",
                    "photo 1,2,4,5,6: snap-adjustable strap with exposed snaps, not Coach buckle-adjust or dogleash\/lobster-clip construction",
                    "photo 3: interior shows no creed patch, no COACH wordmark, no horse-and-carriage",
                    "photo 1,2,4,5,6: pointed flap with curved seams and snap-button silhouette matches no catalog Coach style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone snap buttons on strap for length adjustment and leather-covered snap on pointed flap; zipper with silver-tone teeth in interior pocket, brand stamp not visible",
                    "leather_description": "navy \/ dark blue soft smooth leather with surface scratches, creasing and sheen variation, corners lightly rubbed",
                    "lining_description": "unlined brown suede-back interior visible in photo 3 with inset zip pocket, no fabric lining shown",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-on-tone stitching around flap edge, visible but no close-up to assess evenness; no mismatched thread seen",
                    "strap_construction": "flat single leather shoulder strap sewn to body, length adjusted by multiple snap buttons, no buckle or dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 3: unlined suede-back interior with zip pocket is consistent with older leather-bag construction generally",
                    "photo 1,2,4,5,6: all-leather soft bag with patina and wear, not synthetic fast-fashion"
                ],
                "possible_model_reasoning": [
                    "No Coach model matches: pointed snap-button flap, silver snap-adjust strap, and lack of turnlock \/ brass \/ creed \/ hangtag are inconsistent with City Bag, Willis, Court, Station, Dinky and other classics",
                    "Condition: Good; surface scratches and creasing (photo 1,4), light corner rubbing (photo 1,2), strap intact but snap construction non-Coach; interior not fully emptied so lining condition unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.06,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17717,
            "output_tokens": 888,
            "total_tokens": 18605,
            "estimated_cost_usd": 0.009218
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18052,
            "output_tokens": 1405,
            "total_tokens": 19457,
            "estimated_cost_usd": 0.004734
        }
    ]
}