Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.03,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.78,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.865,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: glossy black crocodile-patterned material and silver-tone hardware do not match the usual unlined glove-tanned leather and brass construction of vintage Coach classics.",
        "photo 1: slouchy hobo silhouette with exterior snap pockets is generic and lacks a visible Coach wordmark, horse-and-carriage, creed, or hangtag.",
        "photo 2: side view shows a fabric-like\/printed crocodile surface rather than identifiable full-grain glove-tanned leather.",
        "photo 1: seller title describes the bag as cloth and lightweight, which is counter-evidence for a vintage Coach leather bag.",
        "photo 1: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
        "photo 1-6: black high-gloss croc-embossed coated material, not glove-tanned cowhide",
        "photo 1: silver-tone thin O-ring strap hardware, not solid brass vintage hardware",
        "photo 1: slouch hobo with two exterior snap-tab pockets and contrast stitching, no matching Coach catalog silhouette",
        "photo 1: no turnlock closure"
    ],
    "missing_information": [
        "photo 1-7: interior view, including the back wall, pockets, lining, and any creed or fabric tag.",
        "photo 1-7: zipper pull and all hardware close-ups for possible maker markings.",
        "photo 1-7: bottom, strap underside, and material-edge close-ups to distinguish textile, coated fabric, or faux leather.",
        "photo 1-6: interior not shown, lining and creed patch unknown",
        "photo 1-6: no creed close-up to verify brand",
        "photo 1-6: no hardware brand stamps shown",
        "photo 1-6: no hangtag or wordmark close-up"
    ],
    "authenticity_concerns": [
        "photo 1: the glossy crocodile-patterned, likely synthetic or coated material and bright silver-tone hardware are inconsistent with the classic vintage Coach construction described by the silhouette.",
        "photo 1: no Coach identifier is visible; this appears more consistent with an unbranded lookalike than a Coach bag."
    ],
    "possible_model_reasoning": [
        "The bag is a generic slouchy hobo with two exterior snap pockets, not a close match to a documented vintage Coach classic model.",
        "Condition: appears Very Good based on the clean exterior and intact visible seams; interior, odor, lining, and functional hardware are not shown.",
        "No Coach identifier visible in any photo so no model match; silhouette, glossy croc-embossed material, silver hardware and snap pockets inconsistent with vintage Coach classics",
        "Condition: Good to Very Good exterior; surface looks intact with no major wear visible in photos, interior 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": "photo 1: bright silver-tone circular strap rings and small round snap hardware are visible; no brand engraving is legible.",
        "leather_description": "photo 1: glossy black crocodile-patterned material, apparently cloth, coated fabric, or faux leather; genuine leather is not established from the photos.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: single narrow shoulder strap attached through circular rings; strap appears to match the crocodile-patterned exterior.",
        "stitching_description": "photos 1-6: visible light-colored machine stitching is generally even, with exposed seams and pocket construction; interior stitching is not visible."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0025,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.91,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: glossy black crocodile-patterned material and silver-tone hardware do not match the usual unlined glove-tanned leather and brass construction of vintage Coach classics.",
                    "photo 1: slouchy hobo silhouette with exterior snap pockets is generic and lacks a visible Coach wordmark, horse-and-carriage, creed, or hangtag.",
                    "photo 2: side view shows a fabric-like\/printed crocodile surface rather than identifiable full-grain glove-tanned leather.",
                    "photo 1: seller title describes the bag as cloth and lightweight, which is counter-evidence for a vintage Coach leather bag."
                ],
                "missing_information": [
                    "photo 1-7: interior view, including the back wall, pockets, lining, and any creed or fabric tag.",
                    "photo 1-7: zipper pull and all hardware close-ups for possible maker markings.",
                    "photo 1-7: bottom, strap underside, and material-edge close-ups to distinguish textile, coated fabric, or faux leather."
                ],
                "authenticity_concerns": [
                    "photo 1: the glossy crocodile-patterned, likely synthetic or coated material and bright silver-tone hardware are inconsistent with the classic vintage Coach construction described by the silhouette.",
                    "photo 1: no Coach identifier is visible; this appears more consistent with an unbranded lookalike than a Coach bag."
                ],
                "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: bright silver-tone circular strap rings and small round snap hardware are visible; no brand engraving is legible.",
                    "leather_description": "photo 1: glossy black crocodile-patterned material, apparently cloth, coated fabric, or faux leather; genuine leather is not established from the photos.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: single narrow shoulder strap attached through circular rings; strap appears to match the crocodile-patterned exterior.",
                    "stitching_description": "photos 1-6: visible light-colored machine stitching is generally even, with exposed seams and pocket construction; interior stitching is not visible."
                },
                "possible_model_reasoning": [
                    "The bag is a generic slouchy hobo with two exterior snap pockets, not a close match to a documented vintage Coach classic model.",
                    "Condition: appears Very Good based on the clean exterior and intact visible seams; interior, odor, lining, and functional hardware are not shown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "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": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo 1-6: interior not shown, lining and creed patch unknown",
                    "photo 1-6: no creed close-up to verify brand",
                    "photo 1-6: no hardware brand stamps shown",
                    "photo 1-6: no hangtag or wordmark close-up"
                ],
                "negative_evidence": [
                    "photo 1: no COACH wordmark, horse-and-carriage, creed patch or hangtag visible",
                    "photo 1-6: black high-gloss croc-embossed coated material, not glove-tanned cowhide",
                    "photo 1: silver-tone thin O-ring strap hardware, not solid brass vintage hardware",
                    "photo 1: slouch hobo with two exterior snap-tab pockets and contrast stitching, no matching Coach catalog silhouette",
                    "photo 1: no turnlock closure"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone O-rings at strap attachments and side tabs, round dome studs on front pockets; thin bright plated appearance, not solid brass",
                    "leather_description": "black high-gloss croc-pattern embossed material with patent-like shine, looks like coated faux \/ cloth as titled, not matte glove-tanned leather",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "light beige contrast stitching along center seam, pockets and strap, even but not tone-matched",
                    "strap_construction": "single fixed shoulder strap in same croc material attached via metal O-rings",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo so no model match; silhouette, glossy croc-embossed material, silver hardware and snap pockets inconsistent with vintage Coach classics",
                    "Condition: Good to Very Good exterior; surface looks intact with no major wear visible in photos, interior unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33100,
            "output_tokens": 748,
            "total_tokens": 33848,
            "estimated_cost_usd": 0.015035
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35574,
            "output_tokens": 1290,
            "total_tokens": 36864,
            "estimated_cost_usd": 0.008147
        }
    ]
}