Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.83,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.905,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: two clearly identifiable crossbody handbags are shown.",
        "photo 2: the colorful bag has a sewn oval leather-like patch with text that appears to read \"GUATEMALA,\" not COACH.",
        "photo 3: the plain bag has fabric construction with contrasting trim and an adjustable striped textile strap."
    ],
    "negative_evidence": [
        "photo 1: both bags use woven\/nylon-like fabric rather than Coach glove-tanned leather or Coach signature canvas.",
        "photo 2: the colorful bag has bright multicolored woven fabric, black zippers, and silver-tone eyelets, with no visible Coach wordmark, carriage, or creed.",
        "photo 3: the plain bag has textile body construction, a striped webbing strap, and generic leather-like trim; no Coach identifier is visible.",
        "photo 7: the close-up patch does not show the COACH wordmark or a Coach creed and appears to identify a different origin or brand.",
        "photo 2,5,6: colorful bag is woven striped textile with brown trim and oval GUATEMALA leather-like patch - material and branding inconsistent with Coach glove-tanned leather and creed system",
        "photo 1,3,4: beige bag is plain woven canvas\/nylon with tan trim and striped webbing crossbody strap, zip-top closure - no turnlock, no glove-tanned leather, no Coach silhouette",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible on either bag",
        "photo 1-6: no solid-brass vintage Coach hardware, no dogleash clips, no turnlock geometry; hardware is mixed gold-tone zip, brass-tone rings, silver-tone grommets and black plastic zips"
    ],
    "missing_information": [
        "Interior views of both bags and any sewn-in brand or care labels.",
        "Clear photos of the reverse, bottoms, and all hardware on both bags.",
        "A straight-on close-up of the colorful bag's oval patch to confirm its exact wording.",
        "photo 1-6: no interior views shown so lining and any interior labels\/tags unknown",
        "photo 1-6: no creed patch shown; no close-up of interior back wall\/pocket",
        "photo 1-6: no hardware brand stamps legible (zipper pulls, rings)"
    ],
    "authenticity_concerns": [
        "photo 1: fabric construction, generic styling, and absence of Coach identifiers are inconsistent with the vintage leather Coach population.",
        "photo 2: the colorful woven bag's non-Coach-looking oval patch and bright textile construction indicate a non-Coach ethnic\/textile bag rather than a Coach product.",
        "photo 3: the plain bag's nylon-like body and striped webbing strap are inconsistent with a classic vintage Coach handbag."
    ],
    "possible_model_reasoning": [
        "No Coach model is supported: neither bag has a Coach silhouette-specific closure, creed, serial, wordmark, or carriage identifier.",
        "photo 7: the oval patch appears to read \"GUATEMALA\" and includes a non-Coach emblem, strongly favoring a Guatemalan textile-style bag.",
        "Condition: approximately Very Good based on clean-looking exterior fabric and intact visible stitching; interiors, odor, and hidden wear are not shown.",
        "No Coach model fits: neither bag matches any catalog silhouette, closure (zip-top crossbodies vs turnlock flap), materials (woven textile\/canvas vs glove-tanned leather), or hardware in catalog",
        "Era reasoning: modern souvenir \/ fast-fashion construction, woven fabrics, webbing strap, plastic zips point to modern (2000s+), non-Coach",
        "Condition: Very Good to Good; exteriors look clean with no major stains or tears visible in photos 1-6, but bottoms, interiors and strap folds not 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: visible metal rings and eyelets are silver\/gold-tone, with black zipper tape and generic zipper pulls; no Coach engraving is visible.",
        "leather_description": "photo 1: apparent leather-like brown trim and zipper pulls; the main bodies are woven\/textile fabric, not visible glove-tanned leather.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: one bag has a wide adjustable woven strap with an orange stripe; the colorful bag has a narrow brown strap attached through a metal eyelet.",
        "stitching_description": "photos 1, 3, and 6: visible contrasting light stitching is generally regular along the trim, but construction is generic textile-bag construction."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.01,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: two clearly identifiable crossbody handbags are shown.",
                    "photo 2: the colorful bag has a sewn oval leather-like patch with text that appears to read \"GUATEMALA,\" not COACH.",
                    "photo 3: the plain bag has fabric construction with contrasting trim and an adjustable striped textile strap."
                ],
                "negative_evidence": [
                    "photo 1: both bags use woven\/nylon-like fabric rather than Coach glove-tanned leather or Coach signature canvas.",
                    "photo 2: the colorful bag has bright multicolored woven fabric, black zippers, and silver-tone eyelets, with no visible Coach wordmark, carriage, or creed.",
                    "photo 3: the plain bag has textile body construction, a striped webbing strap, and generic leather-like trim; no Coach identifier is visible.",
                    "photo 7: the close-up patch does not show the COACH wordmark or a Coach creed and appears to identify a different origin or brand."
                ],
                "missing_information": [
                    "Interior views of both bags and any sewn-in brand or care labels.",
                    "Clear photos of the reverse, bottoms, and all hardware on both bags.",
                    "A straight-on close-up of the colorful bag's oval patch to confirm its exact wording."
                ],
                "authenticity_concerns": [
                    "photo 1: fabric construction, generic styling, and absence of Coach identifiers are inconsistent with the vintage leather Coach population.",
                    "photo 2: the colorful woven bag's non-Coach-looking oval patch and bright textile construction indicate a non-Coach ethnic\/textile bag rather than a Coach product.",
                    "photo 3: the plain bag's nylon-like body and striped webbing strap are inconsistent with a classic vintage Coach handbag."
                ],
                "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: visible metal rings and eyelets are silver\/gold-tone, with black zipper tape and generic zipper pulls; no Coach engraving is visible.",
                    "leather_description": "photo 1: apparent leather-like brown trim and zipper pulls; the main bodies are woven\/textile fabric, not visible glove-tanned leather.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: one bag has a wide adjustable woven strap with an orange stripe; the colorful bag has a narrow brown strap attached through a metal eyelet.",
                    "stitching_description": "photos 1, 3, and 6: visible contrasting light stitching is generally regular along the trim, but construction is generic textile-bag construction."
                },
                "possible_model_reasoning": [
                    "No Coach model is supported: neither bag has a Coach silhouette-specific closure, creed, serial, wordmark, or carriage identifier.",
                    "photo 7: the oval patch appears to read \"GUATEMALA\" and includes a non-Coach emblem, strongly favoring a Guatemalan textile-style bag.",
                    "Condition: approximately Very Good based on clean-looking exterior fabric and intact visible stitching; interiors, odor, and hidden wear are not shown."
                ],
                "confidence": 0.93,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo 1-6: no interior views shown so lining and any interior labels\/tags unknown",
                    "photo 1-6: no creed patch shown; no close-up of interior back wall\/pocket",
                    "photo 1-6: no hardware brand stamps legible (zipper pulls, rings)"
                ],
                "negative_evidence": [
                    "photo 2,5,6: colorful bag is woven striped textile with brown trim and oval GUATEMALA leather-like patch - material and branding inconsistent with Coach glove-tanned leather and creed system",
                    "photo 1,3,4: beige bag is plain woven canvas\/nylon with tan trim and striped webbing crossbody strap, zip-top closure - no turnlock, no glove-tanned leather, no Coach silhouette",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or hangtag visible on either bag",
                    "photo 1-6: no solid-brass vintage Coach hardware, no dogleash clips, no turnlock geometry; hardware is mixed gold-tone zip, brass-tone rings, silver-tone grommets and black plastic zips"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "beige bag: gold-tone zip with leather-like pull, brass-tone D-rings and rivets; colorful bag: black plastic zips, silver-tone grommets; no COACH engraving visible",
                    "leather_description": "no glove-tanned cowhide visible; both bags are fabric bodies with brown smooth\/suede-like trim - not Coach glove-tanned leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible contrast light stitching on brown trim of both bags (photo 2,4,6); even but not Coach-matched-thread glove-tanned construction",
                    "strap_construction": "beige bag: wide beige\/orange striped webbing crossbody strap with leather-like shoulder pad and brass adjusters (photo 3,4); colorful bag: thin brown leather-like cord through metal grommets (photo 2,5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: neither bag matches any catalog silhouette, closure (zip-top crossbodies vs turnlock flap), materials (woven textile\/canvas vs glove-tanned leather), or hardware in catalog",
                    "Era reasoning: modern souvenir \/ fast-fashion construction, woven fabrics, webbing strap, plastic zips point to modern (2000s+), non-Coach",
                    "Condition: Very Good to Good; exteriors look clean with no major stains or tears visible in photos 1-6, but bottoms, interiors and strap folds not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28777,
            "output_tokens": 892,
            "total_tokens": 29669,
            "estimated_cost_usd": 0.013652
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30089,
            "output_tokens": 1411,
            "total_tokens": 31500,
            "estimated_cost_usd": 0.007147
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}