Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.15,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.8,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.91,
    "recommended_max_bid": 10,
    "estimated_resale_low": 9,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 6: slouchy hobo shoulder bag with ruler showing ~16+ in width, confirming handbag scale"
    ],
    "negative_evidence": [
        "photo 1: Bag is constructed from corduroy, floral fabric, striped fabric, and suede-like textile patchwork rather than Coach's typical leather, coated canvas, or signature textile construction.",
        "photo 1: No Coach wordmark, horse-and-carriage, creed patch, hangtag, or recognizable Coach hardware is visible.",
        "photo 2: Reverse is predominantly burgundy textile with no visible Coach identifier.",
        "photo 3: Hardware consists of simple metal grommets rather than a Coach turnlock or other characteristic closure.",
        "photo 7: Visible ruler suggests a large approximately 15-inch-wide slouchy hobo, but no Coach-specific construction is apparent.",
        "photo 1: body is patchwork of corduroy and printed floral cotton squares, not glove-tanned leather",
        "photo 1-6: no solid brass turnlock, no brass buckles, D-rings or dogleash clips; only small brass-tone grommets\/eyelets at strap attachments",
        "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
        "photo 2: reverse side is solid burgundy corduroy\/velveteen, construction unlike any Coach catalog silhouette",
        "photo 6: patchwork seaming and white contrast stitching inconsistent with Coach leather construction"
    ],
    "missing_information": [
        "photo 1-7: Interior, lining, closure, and any sewn-in maker label are not shown clearly.",
        "photo 1-7: Request a close-up of every interior label, pocket seam, zipper pull, and hardware marking if brand attribution is still suspected.",
        "photo 1-7: Exact height, depth, and strap drop are not provided.",
        "interior view and lining not shown (photo 1-6: exterior only)",
        "creed patch \/ interior brand label not shown",
        "close-up of hardware stamps and any fabric content tag not shown"
    ],
    "authenticity_concerns": [
        "photo 1-7: The textile patchwork, grommeted straps, and absence of Coach identifiers are inconsistent with a vintage Coach classic; this appears to be an unbranded textile bag rather than a Coach product.",
        "photo 1-7: No evidence supports a Coach-made or Coach-branded origin; avoid treating the boho\/vintage styling as brand evidence."
    ],
    "possible_model_reasoning": [
        "The slouchy, large shoulder-bag silhouette does not closely match the listed classic Coach leather models, and the patchwork textile construction provides no meaningful Coach model match.",
        "The visible construction is more consistent with an unbranded boho patchwork hobo than with Coach's cataloged leather or signature-canvas lines.",
        "Condition: Good; visible fabric wear, creasing, discoloration, and at least one loose thread are present, while the interior and functional closure are not shown.",
        "Not a Coach silhouette: patchwork corduroy\/floral hobo with grommet straps matches no Classic, Cashin, or modern Coach style number",
        "Materials rule out vintage Coach: Coach vintage is unlined glove-tanned cowhide with solid brass; this is mixed fabric\/corduroy with no leather or brass hardware",
        "No hard identifiers: no creed, serial, wordmark, hangtag, or Talon\/YKK leather-pull zipper visible in 6 exterior photos",
        "Condition: Very Good to Excellent exterior for a fabric bag; patchwork intact, no tears visible (photo 1-6), interior\/odor unknown so grade 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": "Simple brass- or gold-tone circular grommets at strap attachments are visible; no turnlock, branded zipper pull, or Coach engraving is shown.",
        "leather_description": "Predominantly textile construction including corduroy, floral fabric, striped fabric, and suede-like or velvety patches; no Coach glove-tanned leather is visible.",
        "lining_description": "not_visible - interior never shown emptied",
        "strap_construction": "Two wide burgundy textile shoulder straps, attached through circular grommets and sewn strap tabs; appears to be a shoulder hobo configuration.",
        "stitching_description": "Visible contrasting light stitching is generally straight and functional, with some unevenness and loose thread visible near a side seam in photo 3."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0029,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.25,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.9,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is constructed from corduroy, floral fabric, striped fabric, and suede-like textile patchwork rather than Coach's typical leather, coated canvas, or signature textile construction.",
                    "photo 1: No Coach wordmark, horse-and-carriage, creed patch, hangtag, or recognizable Coach hardware is visible.",
                    "photo 2: Reverse is predominantly burgundy textile with no visible Coach identifier.",
                    "photo 3: Hardware consists of simple metal grommets rather than a Coach turnlock or other characteristic closure.",
                    "photo 7: Visible ruler suggests a large approximately 15-inch-wide slouchy hobo, but no Coach-specific construction is apparent."
                ],
                "missing_information": [
                    "photo 1-7: Interior, lining, closure, and any sewn-in maker label are not shown clearly.",
                    "photo 1-7: Request a close-up of every interior label, pocket seam, zipper pull, and hardware marking if brand attribution is still suspected.",
                    "photo 1-7: Exact height, depth, and strap drop are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1-7: The textile patchwork, grommeted straps, and absence of Coach identifiers are inconsistent with a vintage Coach classic; this appears to be an unbranded textile bag rather than a Coach product.",
                    "photo 1-7: No evidence supports a Coach-made or Coach-branded origin; avoid treating the boho\/vintage styling as brand evidence."
                ],
                "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": "Simple brass- or gold-tone circular grommets at strap attachments are visible; no turnlock, branded zipper pull, or Coach engraving is shown.",
                    "leather_description": "Predominantly textile construction including corduroy, floral fabric, striped fabric, and suede-like or velvety patches; no Coach glove-tanned leather is visible.",
                    "lining_description": "not_visible",
                    "strap_construction": "Two wide burgundy textile shoulder straps, attached through circular grommets and sewn strap tabs; appears to be a shoulder hobo configuration.",
                    "stitching_description": "Visible contrasting light stitching is generally straight and functional, with some unevenness and loose thread visible near a side seam in photo 3."
                },
                "possible_model_reasoning": [
                    "The slouchy, large shoulder-bag silhouette does not closely match the listed classic Coach leather models, and the patchwork textile construction provides no meaningful Coach model match.",
                    "The visible construction is more consistent with an unbranded boho patchwork hobo than with Coach's cataloged leather or signature-canvas lines.",
                    "Condition: Good; visible fabric wear, creasing, discoloration, and at least one loose thread are present, while the interior and functional closure are not shown."
                ],
                "confidence": 0.92,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 8,
                "image_quality_score": 0.7,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "interior view and lining not shown (photo 1-6: exterior only)",
                    "creed patch \/ interior brand label not shown",
                    "close-up of hardware stamps and any fabric content tag not shown"
                ],
                "negative_evidence": [
                    "photo 1: body is patchwork of corduroy and printed floral cotton squares, not glove-tanned leather",
                    "photo 1-6: no solid brass turnlock, no brass buckles, D-rings or dogleash clips; only small brass-tone grommets\/eyelets at strap attachments",
                    "photo 1-6: no COACH wordmark, horse-and-carriage, creed patch, or leather hangtag visible",
                    "photo 2: reverse side is solid burgundy corduroy\/velveteen, construction unlike any Coach catalog silhouette",
                    "photo 6: patchwork seaming and white contrast stitching inconsistent with Coach leather construction"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small brass-tone grommets\/eyelets at strap ends (photo 1, photo 2); no turnlock, buckle, zipper pull or Coach-engraved hardware visible",
                    "leather_description": "no leather visible; patchwork corduroy\/velveteen and printed floral cotton in burgundy\/brown\/tan\/green (photo 1, photo 3)",
                    "lining_description": "not_visible - interior never shown emptied",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible straight patchwork seams with light contrast topstitching (photo 2, photo 6); no tight tone-matched leather stitching as on vintage Coach",
                    "strap_construction": "two fixed short shoulder straps in matching burgundy fabric, sewn\/eyeletted to body (photo 3, photo 4); not buckle-adjustable, no dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 6: slouchy hobo shoulder bag with ruler showing ~16+ in width, confirming handbag scale"
                ],
                "possible_model_reasoning": [
                    "Not a Coach silhouette: patchwork corduroy\/floral hobo with grommet straps matches no Classic, Cashin, or modern Coach style number",
                    "Materials rule out vintage Coach: Coach vintage is unlined glove-tanned cowhide with solid brass; this is mixed fabric\/corduroy with no leather or brass hardware",
                    "No hard identifiers: no creed, serial, wordmark, hangtag, or Talon\/YKK leather-pull zipper visible in 6 exterior photos",
                    "Condition: Very Good to Excellent exterior for a fabric bag; patchwork intact, no tears visible (photo 1-6), interior\/odor unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 26371,
            "output_tokens": 863,
            "total_tokens": 27234,
            "estimated_cost_usd": 0.01262
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 27399,
            "output_tokens": 1090,
            "total_tokens": 28489,
            "estimated_cost_usd": 0.006352
        }
    ]
}