Vintage Coach Hunter

{
    "is_handbag_probability": 0.97,
    "coach_probability": 0.02,
    "vintage_probability": 0.215,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.685,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.83,
    "recommended_max_bid": 10,
    "estimated_resale_low": 10,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The listing clearly shows a lot of small evening purses and accessories.",
        "photo 2: The embroidered navy purse, patterned clutches, and metallic-frame purse are visible in sufficient detail for a broad construction assessment."
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage logo, creed patch, leather hangtag, or recognizable Coach construction.",
        "photo 2: The navy purse appears textile-based with decorative embroidery and a long cord\/strap, unlike a classic Coach glove-tanned leather handbag.",
        "photo 3: The purple patterned purse appears fabric or coated textile with a generic geometric print and contrasting straps, not Coach Signature C canvas.",
        "photo 4: The patterned clutch has a generic snakeskin-like print and no visible Coach identifier.",
        "photo 5: The visible evening purses use generic frame, chain, textile, and decorative constructions; no Coach-specific hardware is apparent.",
        "photo 1: This is a multi-item lot rather than one identifiable Coach handbag.",
        "photo 1: lot of 4+ evening purses in satin, beaded velvet, faux exotic print and metal mesh - none in glove-tanned leather with brass turnlock",
        "photo 1,2,3,4: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any bag",
        "photo 2,3,4: materials are evening fabrics - black satin frame clutch, beaded dark velvet mini tote, snakeskin-print and croc-print clutches, gold mesh kisslock purse - inconsistent with 1970s-1990s Coach classics",
        "photo 1,5: no solid-brass turnlock, dogleash clips, or unlined suede-back leather visible; closures are kisslock frames and flap with hidden snap"
    ],
    "missing_information": [
        "Individual interior photos of each purse, including labels and any sewn-in brand tags.",
        "Close-ups of all closures, hardware, and straps.",
        "Bottom, side, and back views of each item.",
        "Seller-stated dimensions and material composition for each purse.",
        "interiors, creed patches, maker labels and hardware stamps for each bag not shown (photos 1-5: exterior lot views only)",
        "close-up legible views of any interior labels, lining and zipper\/frame markings absent",
        "bottom, side and scale views absent"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifiers are visible anywhere in the lot, so the items appear to be generic evening accessories rather than Coach products.",
        "photo 3: The geometric textile pattern should not be treated as Coach Signature canvas; it lacks the paired-C pattern and any Coach branding.",
        "photo 2: The decorative embroidery and textile construction are inconsistent with the classic leather Coach models relevant to vintage identification."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match because the lot lacks a leather Coach silhouette, identifier, or characteristic turnlock construction.",
        "photo 1: The items are best treated as generic evening purses and accessories; the black frame purse and embroidered purse may have modest secondhand value independent of brand.",
        "Condition: Good to Very Good overall based on visible wear and dust\/flattening on the textiles, but interiors, odors, and functional closures are not shown.",
        "No candidate Coach model fits: silhouettes are evening clutches\/mini totes with kisslock frames, beadwork and faux-exotic prints, not catalog classics (City, Willis, Court, Dinky etc.)",
        "Construction read points away from Coach: non-leather evening materials and plated frame hardware vs unlined glove-tanned + solid brass",
        "Condition: Good to Very Good exterior appearance in photos but interiors unknown so grade capped; lot sold as-is"
    ],
    "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: A metal kisslock\/frame closure and chain are visible on one small black purse; other items have generic textile or strap constructions. No Coach-engraved hardware is legible.",
        "leather_description": "photo 2: The visible items appear primarily textile, synthetic, or coated patterned material; genuine Coach leather is not visibly established.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Visible straps include narrow synthetic or textile shoulder straps, a chain strap, and decorative cord straps; no Coach-style leather strap construction is apparent.",
        "stitching_description": "photo 2: General stitching and embroidery are visible, but resolution and item scale do not support a detailed construction assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0055,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.08,
                "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: The listing clearly shows a lot of small evening purses and accessories.",
                    "photo 2: The embroidered navy purse, patterned clutches, and metallic-frame purse are visible in sufficient detail for a broad construction assessment."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage logo, creed patch, leather hangtag, or recognizable Coach construction.",
                    "photo 2: The navy purse appears textile-based with decorative embroidery and a long cord\/strap, unlike a classic Coach glove-tanned leather handbag.",
                    "photo 3: The purple patterned purse appears fabric or coated textile with a generic geometric print and contrasting straps, not Coach Signature C canvas.",
                    "photo 4: The patterned clutch has a generic snakeskin-like print and no visible Coach identifier.",
                    "photo 5: The visible evening purses use generic frame, chain, textile, and decorative constructions; no Coach-specific hardware is apparent.",
                    "photo 1: This is a multi-item lot rather than one identifiable Coach handbag."
                ],
                "missing_information": [
                    "Individual interior photos of each purse, including labels and any sewn-in brand tags.",
                    "Close-ups of all closures, hardware, and straps.",
                    "Bottom, side, and back views of each item.",
                    "Seller-stated dimensions and material composition for each purse."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifiers are visible anywhere in the lot, so the items appear to be generic evening accessories rather than Coach products.",
                    "photo 3: The geometric textile pattern should not be treated as Coach Signature canvas; it lacks the paired-C pattern and any Coach branding.",
                    "photo 2: The decorative embroidery and textile construction are inconsistent with the classic leather Coach models relevant to vintage identification."
                ],
                "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: A metal kisslock\/frame closure and chain are visible on one small black purse; other items have generic textile or strap constructions. No Coach-engraved hardware is legible.",
                    "leather_description": "photo 2: The visible items appear primarily textile, synthetic, or coated patterned material; genuine Coach leather is not visibly established.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Visible straps include narrow synthetic or textile shoulder straps, a chain strap, and decorative cord straps; no Coach-style leather strap construction is apparent.",
                    "stitching_description": "photo 2: General stitching and embroidery are visible, but resolution and item scale do not support a detailed construction assessment."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match because the lot lacks a leather Coach silhouette, identifier, or characteristic turnlock construction.",
                    "photo 1: The items are best treated as generic evening purses and accessories; the black frame purse and embroidered purse may have modest secondhand value independent of brand.",
                    "Condition: Good to Very Good overall based on visible wear and dust\/flattening on the textiles, but interiors, odors, and functional closures are not shown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "interiors, creed patches, maker labels and hardware stamps for each bag not shown (photos 1-5: exterior lot views only)",
                    "close-up legible views of any interior labels, lining and zipper\/frame markings absent",
                    "bottom, side and scale views absent"
                ],
                "negative_evidence": [
                    "photo 1: lot of 4+ evening purses in satin, beaded velvet, faux exotic print and metal mesh - none in glove-tanned leather with brass turnlock",
                    "photo 1,2,3,4: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible on any bag",
                    "photo 2,3,4: materials are evening fabrics - black satin frame clutch, beaded dark velvet mini tote, snakeskin-print and croc-print clutches, gold mesh kisslock purse - inconsistent with 1970s-1990s Coach classics",
                    "photo 1,5: no solid-brass turnlock, dogleash clips, or unlined suede-back leather visible; closures are kisslock frames and flap with hidden snap"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: silver-tone frame on black satin clutch, thin chain straps, gold-tone mesh kisslock frame; no brass turnlock visible",
                    "leather_description": "no glove-tanned cowhide visible; visible bodies appear to be satin, velvet with beadwork, faux snakeskin\/croc print fabric, and metal mesh",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 1,2: fabric-covered double handles on beaded bag, thin chain on satin clutch, thin wristlet strap on croc-print clutch; no buckle-adjustable leather shoulder strap with brass hardware",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No candidate Coach model fits: silhouettes are evening clutches\/mini totes with kisslock frames, beadwork and faux-exotic prints, not catalog classics (City, Willis, Court, Dinky etc.)",
                    "Construction read points away from Coach: non-leather evening materials and plated frame hardware vs unlined glove-tanned + solid brass",
                    "Condition: Good to Very Good exterior appearance in photos but interiors unknown so grade capped; lot sold as-is"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.35
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26228,
            "output_tokens": 863,
            "total_tokens": 27091,
            "estimated_cost_usd": 0.012562
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 27390,
            "output_tokens": 1224,
            "total_tokens": 28614,
            "estimated_cost_usd": 0.006457
        }
    ]
}