Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.035,
    "vintage_probability": 0.085,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.485,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.65,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 25,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 2: the bag has a generic flap-and-snap design with no visible Coach wordmark, carriage, creed patch, or hangtag.",
        "photo 2: bright silver-tone hardware and a glossy, coated-looking surface are inconsistent with many classic vintage Coach leather bags.",
        "photo 1: the interior appears fabric-lined and has generic zip and slip compartments, with no visible Coach identifier.",
        "photo 2: stitching, strap attachments, and pocket construction do not provide a distinctive Coach model match.",
        "photo 2: magnetic snap closure, not Coach turnlock geometry",
        "photo 2: silver\/nickel-tone hardware, not vintage solid brass",
        "photo 1-2: smooth shiny coated leather with sheen, not matte glove-tanned cowhide with suede back",
        "photo 1: fully lined interior with zip pocket, not unlined suede-back classic construction",
        "photo 1-2: no creed patch, no COACH wordmark, no hangtag visible"
    ],
    "missing_information": [
        "photo 1: no close, straight-on photograph of every interior wall and pocket seam where a creed or fabric tag might be located.",
        "photo 2: no close-up of the exterior hardware, snaps, strap clips, or any possible brand markings.",
        "No bottom, side, corner, zipper-pull, or full strap-detail photos are provided.",
        "Material, dimensions, country of manufacture, and any interior label are not stated.",
        "photo 1-2: no creed patch shown - request straight-on interior back wall\/pocket in raking light",
        "photo 1-2: no bottom, side, front-closed views to assess shape and wear",
        "photo 2: hardware stamps and strap attachments not legible - request close-ups",
        "photo 1: interior zipper brand and lining material not legible"
    ],
    "authenticity_concerns": [
        "photo 2: glossy coated-looking material, silver hardware, and generic construction suggest a non-Coach lookalike or ordinary unbranded handbag rather than a vintage Coach classic.",
        "No Coach identifier is visible in either provided photo; authenticity cannot be supported from the listing images."
    ],
    "possible_model_reasoning": [
        "The flap, snap closure, long strap, and interior compartments identify it as a small shoulder\/crossbody handbag, but the silhouette is generic and does not match a confidently identifiable Coach model.",
        "Condition: Good; visible creasing, surface marks, and wear\/handling on the cream exterior (photo 2); interior condition is only partially shown (photo 1).",
        "No Coach identifier visible in either photo so no catalog match; flap + magnetic snap + silver hardware + lined shiny leather is inconsistent with 1970s-1990s classics (City Bag 9790, Court 9870, etc. all brass turnlock unlined)",
        "Condition: Good to Very Good with visible flap staining\/discoloration (photo 2), otherwise shape intact; grading capped by blur and missing bottom\/interior detail"
    ],
    "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 2: silver-tone snap closure and silver-tone strap rings are visible; no brand engraving is legible.",
        "leather_description": "photo 2: smooth glossy cream-colored material; whether genuine leather, coated leather, or synthetic cannot be determined from these photos.",
        "lining_description": "photo 1: cream-colored fabric-like lining with a zip pocket and open compartments is visible; material and any labels are not legible.",
        "strap_construction": "photo 2: one long adjustable-looking shoulder strap attached through silver-tone rings; adjustment details are not clearly visible.",
        "stitching_description": "photo 2: visible machine stitching appears generally even, but resolution and glare limit detailed assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0028,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.04,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.62,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 2: the bag has a generic flap-and-snap design with no visible Coach wordmark, carriage, creed patch, or hangtag.",
                    "photo 2: bright silver-tone hardware and a glossy, coated-looking surface are inconsistent with many classic vintage Coach leather bags.",
                    "photo 1: the interior appears fabric-lined and has generic zip and slip compartments, with no visible Coach identifier.",
                    "photo 2: stitching, strap attachments, and pocket construction do not provide a distinctive Coach model match."
                ],
                "missing_information": [
                    "photo 1: no close, straight-on photograph of every interior wall and pocket seam where a creed or fabric tag might be located.",
                    "photo 2: no close-up of the exterior hardware, snaps, strap clips, or any possible brand markings.",
                    "No bottom, side, corner, zipper-pull, or full strap-detail photos are provided.",
                    "Material, dimensions, country of manufacture, and any interior label are not stated."
                ],
                "authenticity_concerns": [
                    "photo 2: glossy coated-looking material, silver hardware, and generic construction suggest a non-Coach lookalike or ordinary unbranded handbag rather than a vintage Coach classic.",
                    "No Coach identifier is visible in either provided photo; authenticity cannot be supported from the listing images."
                ],
                "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 snap closure and silver-tone strap rings are visible; no brand engraving is legible.",
                    "leather_description": "photo 2: smooth glossy cream-colored material; whether genuine leather, coated leather, or synthetic cannot be determined from these photos.",
                    "lining_description": "photo 1: cream-colored fabric-like lining with a zip pocket and open compartments is visible; material and any labels are not legible.",
                    "strap_construction": "photo 2: one long adjustable-looking shoulder strap attached through silver-tone rings; adjustment details are not clearly visible.",
                    "stitching_description": "photo 2: visible machine stitching appears generally even, but resolution and glare limit detailed assessment."
                },
                "possible_model_reasoning": [
                    "The flap, snap closure, long strap, and interior compartments identify it as a small shoulder\/crossbody handbag, but the silhouette is generic and does not match a confidently identifiable Coach model.",
                    "Condition: Good; visible creasing, surface marks, and wear\/handling on the cream exterior (photo 2); interior condition is only partially shown (photo 1)."
                ],
                "confidence": 0.65,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.03,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.35,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-2: no creed patch shown - request straight-on interior back wall\/pocket in raking light",
                    "photo 1-2: no bottom, side, front-closed views to assess shape and wear",
                    "photo 2: hardware stamps and strap attachments not legible - request close-ups",
                    "photo 1: interior zipper brand and lining material not legible"
                ],
                "negative_evidence": [
                    "photo 2: magnetic snap closure, not Coach turnlock geometry",
                    "photo 2: silver\/nickel-tone hardware, not vintage solid brass",
                    "photo 1-2: smooth shiny coated leather with sheen, not matte glove-tanned cowhide with suede back",
                    "photo 1: fully lined interior with zip pocket, not unlined suede-back classic construction",
                    "photo 1-2: no creed patch, no COACH wordmark, no hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone magnetic snap and strap rings; no brass turnlock, no engraving legible",
                    "leather_description": "pale cream\/yellow smooth leather with high gloss\/shine, appears coated; not glove-tanned texture",
                    "lining_description": "light-colored lined interior with center divider and zip pocket; not raw suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "thin tonal stitching around flap edge; detail limited by blur and glare",
                    "strap_construction": "single thin shoulder strap attached with silver-tone metal rings, not visible buckle or dogleash clips",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in either photo so no catalog match; flap + magnetic snap + silver hardware + lined shiny leather is inconsistent with 1970s-1990s classics (City Bag 9790, Court 9870, etc. all brass turnlock unlined)",
                    "Condition: Good to Very Good with visible flap staining\/discoloration (photo 2), otherwise shape intact; grading capped by blur and missing bottom\/interior detail"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 19647,
            "output_tokens": 700,
            "total_tokens": 20347,
            "estimated_cost_usd": 0.009539
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20271,
            "output_tokens": 1124,
            "total_tokens": 21395,
            "estimated_cost_usd": 0.004953
        }
    ]
}