Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.02,
    "vintage_probability": 0.745,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.845,
    "seller_misidentification_probability": 0.045,
    "confidence": 0.91,
    "recommended_max_bid": 11,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 2: clearly structured vintage-style leather handbag with a metal frame and chain handle",
        "photo 1: interior label visibly reads Ande, identifying a maker other than Coach",
        "photo 3: period-style kisslock frame and fabric lining are consistent with an older mid-century evening or clutch bag"
    ],
    "negative_evidence": [
        "photo 1: the visible Ande label is not a Coach wordmark or Coach creed",
        "photo 1: no Coach creed, serial\/style number, horse-and-carriage, or Coach hangtag is visible",
        "photo 2: silver-tone chain and frame construction do not resemble the solid-brass turnlock construction typical of many classic vintage Coach bags",
        "photo 3: the bag has a kisslock frame rather than a recognizable Coach turnlock silhouette",
        "photo 4: interior is fabric-lined and has no visible Coach identifier",
        "photo 1: oval woven label reads 'Ande' in red on yellow - explicit non-Coach maker branding",
        "photo 4: same 'Ande' label sewn inside interior pocket - confirms maker",
        "photo 2, photo 5: kisslock metal frame closure with silver-tone chain strap, no turnlock, no solid brass Coach hardware",
        "photo 3, photo 4: burgundy fabric lining with center slip, not unlined suede-back glove-tanned leather",
        "photo 2: soft gathered tan leather clutch silhouette with kisslock frame does not match catalog Coach classic turnlock styles"
    ],
    "missing_information": [
        "photo 2: reverse and bottom views are not shown",
        "photo 5: strap attachment and hardware close-up are limited",
        "photo 1: a sharper close-up of the Ande label could help identify the maker and date the bag",
        "seller-stated material is soft leather, but exact leather type is not independently verifiable from photos",
        "No Coach creed patch shown - none expected given Ande branding",
        "No Coach wordmark, horse-and-carriage, or serial number visible in any photo",
        "No bottom, hardware stamp close-up, or exterior back detail beyond provided views"
    ],
    "authenticity_concerns": [
        "photo 1: the visible maker label identifies the bag as Ande rather than Coach; it should not be treated as a Coach find"
    ],
    "possible_model_reasoning": [
        "The silhouette is a small framed clutch or evening handbag, not a recognizable Coach catalog model.",
        "photo 1: the Ande label is the strongest brand identifier and conflicts with a Coach attribution.",
        "The seller's 1950s\/1960s dating is plausible from the kisslock frame, gathered body, chain strap, and interior styling, but the photos do not establish an exact year.",
        "Condition: Good to Very Good; visible creasing and light wear are present, while the interior shows age-related marks and discoloration (photos 2-4).",
        "No Coach model fits: explicit Ande branding in photo 1 and photo 4 rules out Coach manufacture",
        "Construction - kisslock frame, fabric lining, silver-tone chain - inconsistent with 1970s-1990s unlined glove-tanned solid-brass turnlock Coach classics and with Cashin-era Coach which would have Coach\/Cashin labels, not Ande",
        "Condition: Good to Very Good; photo 2 and photo 5 show surface scuffs, edge darkening and softening of tan leather, interior lining appears intact in photo 3-4"
    ],
    "estimated_era": "unknown",
    "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 2: silver-tone metal frame with kisslock closure and silver-tone chain strap; no Coach engraving is visible",
        "leather_description": "photo 2: smooth, soft-looking tan leather or leather-like exterior with gathered construction; exact leather type not verifiable",
        "lining_description": "photo 3: burgundy\/maroon fabric lining with a separate interior pocket; visible Ande textile label",
        "strap_construction": "photo 2: narrow metal chain strap attached at the upper sides; no Coach-style leather adjustable strap",
        "stitching_description": "photo 1: straight machine stitching is visible along the interior pocket edge; overall construction appears consistent with a vintage framed clutch"
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0021,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.84,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "unknown",
                "possible_models": [],
                "positive_evidence": [
                    "photo 2: clearly structured vintage-style leather handbag with a metal frame and chain handle",
                    "photo 1: interior label visibly reads Ande, identifying a maker other than Coach",
                    "photo 3: period-style kisslock frame and fabric lining are consistent with an older mid-century evening or clutch bag"
                ],
                "negative_evidence": [
                    "photo 1: the visible Ande label is not a Coach wordmark or Coach creed",
                    "photo 1: no Coach creed, serial\/style number, horse-and-carriage, or Coach hangtag is visible",
                    "photo 2: silver-tone chain and frame construction do not resemble the solid-brass turnlock construction typical of many classic vintage Coach bags",
                    "photo 3: the bag has a kisslock frame rather than a recognizable Coach turnlock silhouette",
                    "photo 4: interior is fabric-lined and has no visible Coach identifier"
                ],
                "missing_information": [
                    "photo 2: reverse and bottom views are not shown",
                    "photo 5: strap attachment and hardware close-up are limited",
                    "photo 1: a sharper close-up of the Ande label could help identify the maker and date the bag",
                    "seller-stated material is soft leather, but exact leather type is not independently verifiable from photos"
                ],
                "authenticity_concerns": [
                    "photo 1: the visible maker label identifies the bag as Ande rather than Coach; it should not be treated as a Coach find"
                ],
                "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 2: silver-tone metal frame with kisslock closure and silver-tone chain strap; no Coach engraving is visible",
                    "leather_description": "photo 2: smooth, soft-looking tan leather or leather-like exterior with gathered construction; exact leather type not verifiable",
                    "lining_description": "photo 3: burgundy\/maroon fabric lining with a separate interior pocket; visible Ande textile label",
                    "strap_construction": "photo 2: narrow metal chain strap attached at the upper sides; no Coach-style leather adjustable strap",
                    "stitching_description": "photo 1: straight machine stitching is visible along the interior pocket edge; overall construction appears consistent with a vintage framed clutch"
                },
                "possible_model_reasoning": [
                    "The silhouette is a small framed clutch or evening handbag, not a recognizable Coach catalog model.",
                    "photo 1: the Ande label is the strongest brand identifier and conflicts with a Coach attribution.",
                    "The seller's 1950s\/1960s dating is plausible from the kisslock frame, gathered body, chain strap, and interior styling, but the photos do not establish an exact year.",
                    "Condition: Good to Very Good; visible creasing and light wear are present, while the interior shows age-related marks and discoloration (photos 2-4)."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.78,
                "is_handbag_probability": 0.96,
                "missing_information": [
                    "No Coach creed patch shown - none expected given Ande branding",
                    "No Coach wordmark, horse-and-carriage, or serial number visible in any photo",
                    "No bottom, hardware stamp close-up, or exterior back detail beyond provided views"
                ],
                "negative_evidence": [
                    "photo 1: oval woven label reads 'Ande' in red on yellow - explicit non-Coach maker branding",
                    "photo 4: same 'Ande' label sewn inside interior pocket - confirms maker",
                    "photo 2, photo 5: kisslock metal frame closure with silver-tone chain strap, no turnlock, no solid brass Coach hardware",
                    "photo 3, photo 4: burgundy fabric lining with center slip, not unlined suede-back glove-tanned leather",
                    "photo 2: soft gathered tan leather clutch silhouette with kisslock frame does not match catalog Coach classic turnlock styles"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone \/ gold-tone metal kisslock frame with ball clasps and short silver-tone chain strap; not solid brass turnlock",
                    "leather_description": "tan \/ beige smooth soft leather with gathered detailing at frame, light scuffs and wear visible",
                    "lining_description": "dark burgundy \/ brown fabric lining with interior slip pocket",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "straight stitching visible along interior pocket edge, thread matched to lining",
                    "strap_construction": "short silver-tone metal chain hand-strap attached to frame ends",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: explicit Ande branding in photo 1 and photo 4 rules out Coach manufacture",
                    "Construction - kisslock frame, fabric lining, silver-tone chain - inconsistent with 1970s-1990s unlined glove-tanned solid-brass turnlock Coach classics and with Cashin-era Coach which would have Coach\/Cashin labels, not Ande",
                    "Condition: Good to Very Good; photo 2 and photo 5 show surface scuffs, edge darkening and softening of tan leather, interior lining appears intact in photo 3-4"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.65
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 927,
            "total_tokens": 18263,
            "estimated_cost_usd": 0.009159
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17664,
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}