Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.025,
    "vintage_probability": 0.065,
    "authenticity_confidence": 0.03,
    "image_quality_score": 0.74,
    "seller_misidentification_probability": 0.035,
    "confidence": 0.82,
    "recommended_max_bid": 15,
    "estimated_resale_low": 15,
    "estimated_resale_high": 40,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: leather crossbody handbag with a structured rectangular silhouette and attached shoulder strap.",
        "photo 6: seller-provided ruler indicates approximately 10 inches wide.",
        "photo 1: the exterior appears to be genuine leather or leather-like material with floral embossing."
    ],
    "negative_evidence": [
        "photo 1: no visible COACH wordmark, horse-and-carriage, hangtag, or creed patch.",
        "photo 1: floral embossed leather is not characteristic of the classic smooth glove-tanned Coach styles shown in the reference catalog.",
        "photos 1, 2, and 5: bright silver-tone hardware and a modern-looking zipper construction do not support a typical 1970s\u20131990s Coach classic.",
        "photos 1 and 6: the bag has no recognizable Coach silhouette or model-specific construction cues.",
        "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
        "photo 1,5,6: no turnlock; closure is center zip-top, not Coach classic flap-turnlock",
        "photo 1,5: dark gunmetal-tone hardware, not solid brass vintage Coach hardware",
        "photo 1,3,4,6: all-over embossed rose floral leather, not smooth glove-tanned cowhide",
        "photo 2,3,5: small dual-handle plus detachable crossbody satchel silhouette with side D-rings does not match vintage Coach catalog styles"
    ],
    "missing_information": [
        "A straight-on photograph of the entire interior, including every pocket and back wall.",
        "A close-up of any interior leather or fabric label, stamp, or serial\/style number.",
        "Close-ups of the zipper pull and all hardware markings.",
        "A clear photograph of the bottom, corners, and strap attachment points.",
        "Seller-stated material confirmation, dimensions, and any provenance.",
        "photo of interior emptied showing lining and any brand\/creed patch or fabric tags",
        "close-up of zipper pull brand stamp and hardware engravings",
        "photo of bottom corners in raking light for wear assessment"
    ],
    "authenticity_concerns": [
        "No Coach identifier is visible in the provided photos; the bag is more consistent with an unbranded or other-maker embossed leather bag.",
        "The silver-tone hardware and embossed floral exterior are inconsistent with the usual construction cues of a vintage Coach classic, although this alone does not prove a replica."
    ],
    "possible_model_reasoning": [
        "The rectangular zip-top crossbody shape does not closely match a specific recognizable vintage Coach catalog model.",
        "No creed, serial, hangtag, or Coach wordmark is visible, so there is no basis to assign a Coach model or date.",
        "Condition appears Good to Very Good: visible edge wear and rubbing around the lower corners and embossed panels; interior, odor, and hidden damage remain unknown.",
        "No Coach identifier visible in any of 6 photos, so no Coach model can be ranked",
        "Silhouette, embossed floral leather, gunmetal zip-top construction inconsistent with 1970s-1990s glove-tanned brass-turnlock classics and with modern Coach lines",
        "Condition: Very Good to Excellent based on photos; embossing crisp, corners intact (photo 4), strap intact (photos 1,5), interior 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": "Silver-tone strap clips, rings, buckle, and zipper hardware are visible; no Coach engraving is legible.",
        "leather_description": "Dark brown leather or leather-like exterior with extensive embossed floral decoration; dark pebbled leather straps and trim are visible.",
        "lining_description": "Dark interior material is partially visible, but its composition and condition cannot be determined.",
        "strap_construction": "Adjustable crossbody strap with silver-tone buckle and detachable clips; additional short handles are visible.",
        "stitching_description": "Visible perimeter stitching appears generally even, with some edge wear and irregularity around the embossed panels."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0012,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.83,
                "seller_misidentification_probability": 0.04,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: leather crossbody handbag with a structured rectangular silhouette and attached shoulder strap.",
                    "photo 6: seller-provided ruler indicates approximately 10 inches wide.",
                    "photo 1: the exterior appears to be genuine leather or leather-like material with floral embossing."
                ],
                "negative_evidence": [
                    "photo 1: no visible COACH wordmark, horse-and-carriage, hangtag, or creed patch.",
                    "photo 1: floral embossed leather is not characteristic of the classic smooth glove-tanned Coach styles shown in the reference catalog.",
                    "photos 1, 2, and 5: bright silver-tone hardware and a modern-looking zipper construction do not support a typical 1970s\u20131990s Coach classic.",
                    "photos 1 and 6: the bag has no recognizable Coach silhouette or model-specific construction cues."
                ],
                "missing_information": [
                    "A straight-on photograph of the entire interior, including every pocket and back wall.",
                    "A close-up of any interior leather or fabric label, stamp, or serial\/style number.",
                    "Close-ups of the zipper pull and all hardware markings.",
                    "A clear photograph of the bottom, corners, and strap attachment points.",
                    "Seller-stated material confirmation, dimensions, and any provenance."
                ],
                "authenticity_concerns": [
                    "No Coach identifier is visible in the provided photos; the bag is more consistent with an unbranded or other-maker embossed leather bag.",
                    "The silver-tone hardware and embossed floral exterior are inconsistent with the usual construction cues of a vintage Coach classic, although this alone does not prove a replica."
                ],
                "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": "Silver-tone strap clips, rings, buckle, and zipper hardware are visible; no Coach engraving is legible.",
                    "leather_description": "Dark brown leather or leather-like exterior with extensive embossed floral decoration; dark pebbled leather straps and trim are visible.",
                    "lining_description": "Dark interior material is partially visible, but its composition and condition cannot be determined.",
                    "strap_construction": "Adjustable crossbody strap with silver-tone buckle and detachable clips; additional short handles are visible.",
                    "stitching_description": "Visible perimeter stitching appears generally even, with some edge wear and irregularity around the embossed panels."
                },
                "possible_model_reasoning": [
                    "The rectangular zip-top crossbody shape does not closely match a specific recognizable vintage Coach catalog model.",
                    "No creed, serial, hangtag, or Coach wordmark is visible, so there is no basis to assign a Coach model or date.",
                    "Condition appears Good to Very Good: visible edge wear and rubbing around the lower corners and embossed panels; interior, odor, and hidden damage remain unknown."
                ],
                "confidence": 0.82,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.03,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo of interior emptied showing lining and any brand\/creed patch or fabric tags",
                    "close-up of zipper pull brand stamp and hardware engravings",
                    "photo of bottom corners in raking light for wear assessment"
                ],
                "negative_evidence": [
                    "photo 1-6: no creed patch, COACH wordmark, horse-and-carriage, or hangtag visible",
                    "photo 1,5,6: no turnlock; closure is center zip-top, not Coach classic flap-turnlock",
                    "photo 1,5: dark gunmetal-tone hardware, not solid brass vintage Coach hardware",
                    "photo 1,3,4,6: all-over embossed rose floral leather, not smooth glove-tanned cowhide",
                    "photo 2,3,5: small dual-handle plus detachable crossbody satchel silhouette with side D-rings does not match vintage Coach catalog styles"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "dark gunmetal-tone zipper, D-rings, lobster-claw strap clips and strap buckle; no COACH stamping visible",
                    "leather_description": "dark brown pebbled leather with deep embossed rose\/floral relief on front, back and sides; smooth dark side\/bottom panels",
                    "lining_description": "not_visible - dark interior glimpsed in photos 2,3,5 but material and pockets not legible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "tone-matched edge stitching visible on panels and straps; even but not clearly Coach-grade close-up",
                    "strap_construction": "two short top handles plus detachable adjustable crossbody strap on lobster clips with buckle adjustment",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any of 6 photos, so no Coach model can be ranked",
                    "Silhouette, embossed floral leather, gunmetal zip-top construction inconsistent with 1970s-1990s glove-tanned brass-turnlock classics and with modern Coach lines",
                    "Condition: Very Good to Excellent based on photos; embossing crisp, corners intact (photo 4), strap intact (photos 1,5), interior not shown so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 31290,
            "output_tokens": 817,
            "total_tokens": 32107,
            "estimated_cost_usd": 0.014477
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 33474,
            "output_tokens": 1495,
            "total_tokens": 34969,
            "estimated_cost_usd": 0.007891
        }
    ]
}