Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.055,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.89,
    "recommended_max_bid": 8,
    "estimated_resale_low": 6.5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag appears to be a canvas\/textile crossbody with a wide webbing strap rather than a vintage Coach glove-tanned leather bag.",
        "photo 3: interior has a floral printed fabric lining, which is inconsistent with many classic unlined vintage Coach styles.",
        "photos 4-6: no legible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware is visible.",
        "photos 1-6: the small metal plaques appear to carry an unidentifiable mark, not a legible Coach logo.",
        "photo 1, photo 2, photo 4: body is black ribbed canvas\/textile, not glove-tanned cowhide",
        "photo 5, photo 6: light floral printed polyester lining, not unlined suede",
        "photo 4, photo 5, photo 6: wide black woven webbing adjustable crossbody strap, not leather Coach strap with brass hardware",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 3: magnetic snap closure only, no brass turnlock with Coach geometry"
    ],
    "missing_information": [
        "photo 1: the small front metal plaque is too small to identify; request a close-up.",
        "photos 1-6: no clear material-content label or maker label is shown.",
        "photos 1-6: no clear zipper-pull or hardware-brand close-ups are provided.",
        "No Coach creed patch visible in any interior view (photos 3, 5, 6); no further Coach-specific photos would change construction-based exclusion"
    ],
    "authenticity_concerns": [],
    "possible_model_reasoning": [
        "No Coach identifier visible in 6 photos covering front, back, flap-under, back zip pocket and interior",
        "Canvas textile + printed polyester lining + webbing strap excludes 1970s-1990s glove-tanned classics per skill 1 triage",
        "No signature C pairing\/alignment to consider 2001-2012 canvas; floral\/paisley trim is non-Coach fast-fashion styling",
        "Condition: Good to Very Good for generic use; canvas shows wear\/dirt but no structural failure visible; priced as generic secondhand bag"
    ],
    "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": "photos 1-6: dark-tone metal rings, buckles, snaps, zipper hardware, and small rectangular plaques are visible; no legible Coach engraving is visible.",
        "leather_description": "photos 1-6: primarily dark woven\/textile or canvas-like material with patterned fabric trim; leather content is not established.",
        "lining_description": "photos 3, 5-6: light floral printed fabric lining is visible.",
        "strap_construction": "photos 1-2 and 4-6: wide adjustable woven webbing crossbody strap with dark-tone buckles and attachment tabs.",
        "stitching_description": "photos 1-6: contrasting light stitching is visible around the textile trim and pockets; the bag shows substantial wear and discoloration."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.001,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag appears to be a canvas\/textile crossbody with a wide webbing strap rather than a vintage Coach glove-tanned leather bag.",
                    "photo 3: interior has a floral printed fabric lining, which is inconsistent with many classic unlined vintage Coach styles.",
                    "photos 4-6: no legible COACH wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware is visible.",
                    "photos 1-6: the small metal plaques appear to carry an unidentifiable mark, not a legible Coach logo."
                ],
                "missing_information": [
                    "photo 1: the small front metal plaque is too small to identify; request a close-up.",
                    "photos 1-6: no clear material-content label or maker label is shown.",
                    "photos 1-6: no clear zipper-pull or hardware-brand close-ups are provided."
                ],
                "authenticity_concerns": [],
                "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": "photos 1-6: dark-tone metal rings, buckles, snaps, zipper hardware, and small rectangular plaques are visible; no legible Coach engraving is visible.",
                    "leather_description": "photos 1-6: primarily dark woven\/textile or canvas-like material with patterned fabric trim; leather content is not established.",
                    "lining_description": "photos 3, 5-6: light floral printed fabric lining is visible.",
                    "strap_construction": "photos 1-2 and 4-6: wide adjustable woven webbing crossbody strap with dark-tone buckles and attachment tabs.",
                    "stitching_description": "photos 1-6: contrasting light stitching is visible around the textile trim and pockets; the bag shows substantial wear and discoloration."
                },
                "possible_model_reasoning": [],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "estimated_resale_low": 8,
                "estimated_resale_high": 25
            }
        },
        {
            "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": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No Coach creed patch visible in any interior view (photos 3, 5, 6); no further Coach-specific photos would change construction-based exclusion"
                ],
                "negative_evidence": [
                    "photo 1, photo 2, photo 4: body is black ribbed canvas\/textile, not glove-tanned cowhide",
                    "photo 5, photo 6: light floral printed polyester lining, not unlined suede",
                    "photo 4, photo 5, photo 6: wide black woven webbing adjustable crossbody strap, not leather Coach strap with brass hardware",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 3: magnetic snap closure only, no brass turnlock with Coach geometry"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "dark-tone base-metal snaps\/rivets and zippers with fabric pulls; no solid brass turnlock, dogleash or buckle visible",
                    "leather_description": "no glove-tanned leather visible; black ribbed canvas textile body with small dark faux-leather trim tabs and paisley\/floral trim binding",
                    "lining_description": "light polyester with small purple floral print visible in photos 3, 5, 6; front zip pocket and main compartment lined in same print",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "contrasting light-tan topstitching around flap, visible in photos 1-2; machine stitching, not Coach-matched leather stitching",
                    "strap_construction": "black woven webbing adjustable crossbody strap with metal slider, attached via riveted faux-leather tabs and metal rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in 6 photos covering front, back, flap-under, back zip pocket and interior",
                    "Canvas textile + printed polyester lining + webbing strap excludes 1970s-1990s glove-tanned classics per skill 1 triage",
                    "No signature C pairing\/alignment to consider 2001-2012 canvas; floral\/paisley trim is non-Coach fast-fashion styling",
                    "Condition: Good to Very Good for generic use; canvas shows wear\/dirt but no structural failure visible; priced as generic secondhand bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16482,
            "output_tokens": 636,
            "total_tokens": 17118,
            "estimated_cost_usd": 0.008119
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16986,
            "output_tokens": 1274,
            "total_tokens": 18260,
            "estimated_cost_usd": 0.004416
        }
    ]
}