Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.015,
    "vintage_probability": 0.635,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.745,
    "seller_misidentification_probability": 0.015,
    "confidence": 0.88,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: listing clearly shows a lot of four small evening handbags\/clutches.",
        "photo 2: white bag has dense beadwork and a vintage-style kisslock closure, consistent with an evening bag but not specifically Coach.",
        "photo 4: interior label is legible as \u201cMagic\u201d with \u201cHAND BEADED IN JAPAN,\u201d providing evidence for another maker rather than Coach."
    ],
    "negative_evidence": [
        "photo 1: bags are beaded, sequined, and satin evening purses rather than Coach\u2019s typical leather or Coach signature canvas construction.",
        "photo 1: no visible Coach wordmark, horse-and-carriage, leather hangtag, or recognizable Coach hardware.",
        "photo 2: white beaded bag has no visible leather creed patch or Coach identifier.",
        "photo 4: visible fabric label identifies the white bag as hand-beaded in Japan and does not mention Coach.",
        "photo 5: tan satin clutch uses a generic metal kisslock frame, not a Coach turnlock.",
        "photo 1: lot of 4 evening bags are beaded, sequined and satin kisslock clutches - beads, sequins, satin are excluded materials per triage",
        "photo 4: interior fabric label reads Magid HAND BEADED IN JAPAN, a different maker, not Coach",
        "photo 1, photo 2, photo 5: no glove-tanned leather, no solid brass turnlock, no leather hangtag visible on any bag",
        "photo 5, photo 6: satin body with thin gold-tone kisslock frame, inconsistent with vintage Coach construction"
    ],
    "missing_information": [
        "Individual interior views and maker labels for the other three bags are not provided.",
        "Bottom, side, and closure details for each bag are not shown.",
        "Condition of the unseen interiors, odors, loose beads, and functional closures should be confirmed.",
        "No Coach creed, wordmark, hangtag or hardware stamps visible on any of the four bags to assess further",
        "Close-ups of remaining two bags (gold beaded and sequined) interiors and labels not shown"
    ],
    "authenticity_concerns": [
        "The visible \u201cMagic \/ HAND BEADED IN JAPAN\u201d label is inconsistent with Coach manufacture for the photographed white bag.",
        "The lot lacks any visible Coach identifier; the construction is characteristic of generic or specialty beaded evening bags rather than Coach."
    ],
    "possible_model_reasoning": [
        "No Coach model is a plausible match because the lot consists of beaded and satin evening bags without a Coach creed, wordmark, leather construction, or Coach-specific hardware.",
        "photo 4: \u201cMagic \/ HAND BEADED IN JAPAN\u201d suggests a specialty beaded evening bag, likely vintage or older secondhand merchandise, but it does not establish a precise date.",
        "Condition appears Good overall: photo 3 shows interior spotting and photo 2 shows beadwork irregularity\/age-related wear; the other bags are not fully condition-documented.",
        "No candidate Coach model fits: all four items are beaded\/sequined\/satin evening kisslocks, a category Coach did not make in glove-tanned classic lines",
        "photo 4 label Magid HAND BEADED IN JAPAN positively identifies one bag as Magid, confirming non-Coach lot",
        "Condition: Good to Very Good for vintage evening bags; photo 3 shows minor lining spots, photo 5 shows minor satin dimpling, beadwork appears intact"
    ],
    "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: mixed small metal and beadwork details are visible; photo 5: tan clutch has a generic metal kisslock frame. No Coach-stamped hardware is visible.",
        "leather_description": "photo 1: no leather body is visible; the bags appear to use beads, sequins, satin, and textile materials.",
        "lining_description": "photo 3: white beaded bag has a light satin\/textile lining with visible spotting and small marks.",
        "strap_construction": "photo 1: thin chain and narrow textile\/satin shoulder straps are visible on some bags; construction varies by bag.",
        "stitching_description": "photo 2: beadwork and textile edges are visible, but stitching quality cannot be assessed in detail for all four bags."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0025,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.72,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.84,
                "seller_misidentification_probability": 0.01,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: listing clearly shows a lot of four small evening handbags\/clutches.",
                    "photo 2: white bag has dense beadwork and a vintage-style kisslock closure, consistent with an evening bag but not specifically Coach.",
                    "photo 4: interior label is legible as \u201cMagic\u201d with \u201cHAND BEADED IN JAPAN,\u201d providing evidence for another maker rather than Coach."
                ],
                "negative_evidence": [
                    "photo 1: bags are beaded, sequined, and satin evening purses rather than Coach\u2019s typical leather or Coach signature canvas construction.",
                    "photo 1: no visible Coach wordmark, horse-and-carriage, leather hangtag, or recognizable Coach hardware.",
                    "photo 2: white beaded bag has no visible leather creed patch or Coach identifier.",
                    "photo 4: visible fabric label identifies the white bag as hand-beaded in Japan and does not mention Coach.",
                    "photo 5: tan satin clutch uses a generic metal kisslock frame, not a Coach turnlock."
                ],
                "missing_information": [
                    "Individual interior views and maker labels for the other three bags are not provided.",
                    "Bottom, side, and closure details for each bag are not shown.",
                    "Condition of the unseen interiors, odors, loose beads, and functional closures should be confirmed."
                ],
                "authenticity_concerns": [
                    "The visible \u201cMagic \/ HAND BEADED IN JAPAN\u201d label is inconsistent with Coach manufacture for the photographed white bag.",
                    "The lot lacks any visible Coach identifier; the construction is characteristic of generic or specialty beaded evening bags rather than Coach."
                ],
                "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: mixed small metal and beadwork details are visible; photo 5: tan clutch has a generic metal kisslock frame. No Coach-stamped hardware is visible.",
                    "leather_description": "photo 1: no leather body is visible; the bags appear to use beads, sequins, satin, and textile materials.",
                    "lining_description": "photo 3: white beaded bag has a light satin\/textile lining with visible spotting and small marks.",
                    "strap_construction": "photo 1: thin chain and narrow textile\/satin shoulder straps are visible on some bags; construction varies by bag.",
                    "stitching_description": "photo 2: beadwork and textile edges are visible, but stitching quality cannot be assessed in detail for all four bags."
                },
                "possible_model_reasoning": [
                    "No Coach model is a plausible match because the lot consists of beaded and satin evening bags without a Coach creed, wordmark, leather construction, or Coach-specific hardware.",
                    "photo 4: \u201cMagic \/ HAND BEADED IN JAPAN\u201d suggests a specialty beaded evening bag, likely vintage or older secondhand merchandise, but it does not establish a precise date.",
                    "Condition appears Good overall: photo 3 shows interior spotting and photo 2 shows beadwork irregularity\/age-related wear; the other bags are not fully condition-documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "No Coach creed, wordmark, hangtag or hardware stamps visible on any of the four bags to assess further",
                    "Close-ups of remaining two bags (gold beaded and sequined) interiors and labels not shown"
                ],
                "negative_evidence": [
                    "photo 1: lot of 4 evening bags are beaded, sequined and satin kisslock clutches - beads, sequins, satin are excluded materials per triage",
                    "photo 4: interior fabric label reads Magid HAND BEADED IN JAPAN, a different maker, not Coach",
                    "photo 1, photo 2, photo 5: no glove-tanned leather, no solid brass turnlock, no leather hangtag visible on any bag",
                    "photo 5, photo 6: satin body with thin gold-tone kisslock frame, inconsistent with vintage Coach construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "thin gold-tone kisslock \/ ball-clasp frames on satin and beaded bags; beaded strap on white bag; no solid brass turnlock visible",
                    "leather_description": "no glove-tanned leather visible; bodies appear as glass beads, sequins\/beads, gold-tone metal beads, satin fabric",
                    "lining_description": "photo 3: light satin lining with small slip pocket in white beaded bag; photo 6: tan satin lining in satin bag",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "photo 2: white beaded shoulder strap; photo 1: thin gold strap on gold bag, thin satin handle on tan bag; no buckle-adjustable leather straps or dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No candidate Coach model fits: all four items are beaded\/sequined\/satin evening kisslocks, a category Coach did not make in glove-tanned classic lines",
                    "photo 4 label Magid HAND BEADED IN JAPAN positively identifies one bag as Magid, confirming non-Coach lot",
                    "Condition: Good to Very Good for vintage evening bags; photo 3 shows minor lining spots, photo 5 shows minor satin dimpling, beadwork appears intact"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.55
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 859,
            "total_tokens": 29638,
            "estimated_cost_usd": 0.013573
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30091,
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}