Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.24,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.785,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.895,
    "recommended_max_bid": 11,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Two clearly identifiable shoulder\/hobo handbags are shown.",
        "photo 5: The brown bag appears to use leather or leather-like pleated construction and has multiple zip compartments."
    ],
    "negative_evidence": [
        "photo 1: Neither bag shows a Coach wordmark, carriage, creed patch, hangtag, or recognizable vintage Coach hardware.",
        "photo 1: The multicolor bag has a contemporary patchwork\/boho design unlike the cataloged vintage Coach silhouettes.",
        "photo 4: The multicolor bag has a dark textile lining and ordinary zipper construction, not the typical unlined glove-tanned construction of classic vintage Coach bags.",
        "photo 6: The visible interior label appears to read a non-Coach brand, possibly including 'Leather' and 'Made in Mexico'; it does not show Coach branding.",
        "photo 5: The brown bag uses multiple modern zip compartments and a generic pleated hobo construction rather than a classic Coach turnlock design.",
        "photo 6: white fabric label with green text Genuine Leather Hecho en Mexico, not a debossed leather Coach creed",
        "photo 4: dark fabric lining with interior zip pocket, not unlined suede-back glove-tanned leather",
        "photo 1-3: two zip-top hobo silhouettes - tan pleated crescent and multi-color patchwork - with no turnlock flap and no catalog Coach silhouette match",
        "photo 1-5: no COACH wordmark, horse-and-carriage, leather creed patch, or leather hangtag visible",
        "photo 5: side zip closure with small ball-chain pull, not solid brass Talon\/YKK Coach hardware with turnlock geometry"
    ],
    "missing_information": [
        "photo 4: The brown bag's interior label and any brand markings are not shown clearly.",
        "photo 1: Close-ups of all interior labels, zipper pulls, strap attachments, and hardware would be needed for a more complete brand assessment.",
        "photo 1: Exact dimensions, material composition, and condition of the undersides\/corners are not provided.",
        "no Coach creed patch to photograph - interior label already shown legible in photo 6",
        "no turnlock, hangtag, or wordmark details to request - none visible in overview photos 1-3",
        "bottom\/corner close-ups would refine generic condition grade only"
    ],
    "authenticity_concerns": [
        "photo 6: The visible non-Coach label and Made in Mexico indication are inconsistent with a vintage Coach identification.",
        "photo 4: Textile lining and generic zipper hardware are inconsistent with the classic unlined, solid-brass vintage Coach population.",
        "photo 1: The patchwork\/pleated silhouettes appear to be generic boho bags rather than Coach models.",
        "photo 6: interior fabric label reads Genuine Leather \/ Hecho en Mexico - not a Coach creed patch and inconsistent with vintage Coach identifiers",
        "photo 4-5: fabric-lined zip-top construction inconsistent with unlined glove-tanned vintage Coach classics",
        "no COACH wordmark, creed, hangtag, or solid-brass turnlock visible in any of 6 photos"
    ],
    "possible_model_reasoning": [
        "photo 1: Neither bag matches a specific Coach catalog model; both are best treated as generic boho hobo\/shoulder bags.",
        "photo 6: The visible label appears to identify another maker and supports a non-Coach assessment.",
        "photo 1: Condition appears approximately Very Good from the visible exterior, though the brown bag's corners, interiors, and strap wear are incompletely documented.",
        "tan pleated hobo does not match any catalog Coach style - no turnlock flap, no Duffle Sac buckle adjustment, no City\/Station\/Court\/Willis features",
        "patchwork zip hobo does not match any catalog Coach style - patchwork leather, fabric lining, Mexico label inconsistent with 1970s-1990s Coach construction",
        "Condition: Good to Very Good for generic bags; photos 1-3 show intact shape and straps, no major stains or corner blowouts visible, but bottom and close-ups 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 4: Standard zip closures and zipper pulls are visible; no Coach-specific turnlock, engraved hardware, or hangtag is visible.",
        "leather_description": "photo 1: The brown bag appears leather or leather-like with pleated panels; the multicolor bag uses stitched colored panels, with material not fully determinable from the photos.",
        "lining_description": "photo 4: Dark textile lining is visible in the multicolor bag; the brown bag's lining is not shown clearly.",
        "strap_construction": "photo 1: Both bags have adjustable shoulder straps attached with ordinary buckles\/rings; no distinctive Coach dogleash clips are visible.",
        "stitching_description": "photo 4: Visible stitching appears generally machine-sewn and functional, without a distinctive Coach construction cue."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0064,
    "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": 0.03,
                "image_quality_score": 0.92,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Two clearly identifiable shoulder\/hobo handbags are shown.",
                    "photo 5: The brown bag appears to use leather or leather-like pleated construction and has multiple zip compartments."
                ],
                "negative_evidence": [
                    "photo 1: Neither bag shows a Coach wordmark, carriage, creed patch, hangtag, or recognizable vintage Coach hardware.",
                    "photo 1: The multicolor bag has a contemporary patchwork\/boho design unlike the cataloged vintage Coach silhouettes.",
                    "photo 4: The multicolor bag has a dark textile lining and ordinary zipper construction, not the typical unlined glove-tanned construction of classic vintage Coach bags.",
                    "photo 6: The visible interior label appears to read a non-Coach brand, possibly including 'Leather' and 'Made in Mexico'; it does not show Coach branding.",
                    "photo 5: The brown bag uses multiple modern zip compartments and a generic pleated hobo construction rather than a classic Coach turnlock design."
                ],
                "missing_information": [
                    "photo 4: The brown bag's interior label and any brand markings are not shown clearly.",
                    "photo 1: Close-ups of all interior labels, zipper pulls, strap attachments, and hardware would be needed for a more complete brand assessment.",
                    "photo 1: Exact dimensions, material composition, and condition of the undersides\/corners are not provided."
                ],
                "authenticity_concerns": [
                    "photo 6: The visible non-Coach label and Made in Mexico indication are inconsistent with a vintage Coach identification.",
                    "photo 4: Textile lining and generic zipper hardware are inconsistent with the classic unlined, solid-brass vintage Coach population.",
                    "photo 1: The patchwork\/pleated silhouettes appear to be generic boho bags rather than Coach models."
                ],
                "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 4: Standard zip closures and zipper pulls are visible; no Coach-specific turnlock, engraved hardware, or hangtag is visible.",
                    "leather_description": "photo 1: The brown bag appears leather or leather-like with pleated panels; the multicolor bag uses stitched colored panels, with material not fully determinable from the photos.",
                    "lining_description": "photo 4: Dark textile lining is visible in the multicolor bag; the brown bag's lining is not shown clearly.",
                    "strap_construction": "photo 1: Both bags have adjustable shoulder straps attached with ordinary buckles\/rings; no distinctive Coach dogleash clips are visible.",
                    "stitching_description": "photo 4: Visible stitching appears generally machine-sewn and functional, without a distinctive Coach construction cue."
                },
                "possible_model_reasoning": [
                    "photo 1: Neither bag matches a specific Coach catalog model; both are best treated as generic boho hobo\/shoulder bags.",
                    "photo 6: The visible label appears to identify another maker and supports a non-Coach assessment.",
                    "photo 1: Condition appears approximately Very Good from the visible exterior, though the brown bag's corners, interiors, and strap wear are incompletely documented."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 10,
                "estimated_resale_low": 15,
                "estimated_resale_high": 50
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 6: interior fabric label reads Genuine Leather \/ Hecho en Mexico - not a Coach creed patch and inconsistent with vintage Coach identifiers",
                    "photo 4-5: fabric-lined zip-top construction inconsistent with unlined glove-tanned vintage Coach classics",
                    "no COACH wordmark, creed, hangtag, or solid-brass turnlock visible in any of 6 photos"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "no Coach creed patch to photograph - interior label already shown legible in photo 6",
                    "no turnlock, hangtag, or wordmark details to request - none visible in overview photos 1-3",
                    "bottom\/corner close-ups would refine generic condition grade only"
                ],
                "negative_evidence": [
                    "photo 6: white fabric label with green text Genuine Leather Hecho en Mexico, not a debossed leather Coach creed",
                    "photo 4: dark fabric lining with interior zip pocket, not unlined suede-back glove-tanned leather",
                    "photo 1-3: two zip-top hobo silhouettes - tan pleated crescent and multi-color patchwork - with no turnlock flap and no catalog Coach silhouette match",
                    "photo 1-5: no COACH wordmark, horse-and-carriage, leather creed patch, or leather hangtag visible",
                    "photo 5: side zip closure with small ball-chain pull, not solid brass Talon\/YKK Coach hardware with turnlock geometry"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "zip-top closures only; tan bag with brown coil zip, patchwork bag with olive-tone coil zip and ball-chain pull; thin buckle slides on straps; no turnlock, no solid brass D-rings or dogleash clips visible",
                    "leather_description": "thin soft garment-type leather; one tan pleated crescent bag, one multi-color patchwork bag in blue\/green\/burgundy\/cream panels; not smooth full-grain glove-tanned with patina",
                    "lining_description": "photo 4: dark gray\/black fabric lining with interior zip pocket and sewn-in white fabric content label; lined, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible topstitching along patchwork seams and strap edges; no tight tone-matched vintage Coach stitching detail visible in close-up",
                    "strap_construction": "thin flat adjustable shoulder\/crossbody straps with metal buckle slides, sewn to bag body; no brass dogleash clips, no dowel-wrapped top handle",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "tan pleated hobo does not match any catalog Coach style - no turnlock flap, no Duffle Sac buckle adjustment, no City\/Station\/Court\/Willis features",
                    "patchwork zip hobo does not match any catalog Coach style - patchwork leather, fabric lining, Mexico label inconsistent with 1970s-1990s Coach construction",
                    "Condition: Good to Very Good for generic bags; photos 1-3 show intact shape and straps, no major stains or corner blowouts visible, but bottom and close-ups not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 18001,
            "output_tokens": 938,
            "total_tokens": 18939,
            "estimated_cost_usd": 0.009452
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18325,
            "output_tokens": 1693,
            "total_tokens": 20018,
            "estimated_cost_usd": 0.005019
        }
    ]
}