Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.025,
    "vintage_probability": 0.24,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.83,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The item is clearly a handbag with a flap closure and interior compartment.",
        "photo 2: A sewn fabric care\/content label is visible, but no Coach branding can be read."
    ],
    "negative_evidence": [
        "photo 1: The exterior is floral fabric rather than Coach's typical unbranded glove-tanned leather or recognizable Coach signature canvas.",
        "photo 1: The closure is a spherical gold-tone snap\/button, not a recognizable vintage Coach turnlock.",
        "photo 2: The interior is fabric-lined and shows no visible Coach creed patch, wordmark, or horse-and-carriage.",
        "photo 3: No Coach identifier is visible on the interior pocket or lining.",
        "photo 1: The floral print and construction are generic and do not establish a Coach model.",
        "photo 1: exterior is tan floral-printed fabric with roses, not glove-tanned leather",
        "photo 2: interior is light beige cloth\/fabric lining with slip pocket, not unlined suede",
        "photo 1, photo 2: closure is gold-tone ball\/knob clasp, not Coach turnlock geometry",
        "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
    ],
    "missing_information": [
        "photo 4: Full exterior front, back, sides, bottom, and strap view are not provided.",
        "photo 2: A sharp, straight-on close-up of the sewn label is needed to identify the maker.",
        "photo 1: Close-up views of the closure and any exterior hardware markings are needed.",
        "photo 2: A fully emptied interior view and close-up of all seams and pockets would help confirm that no creed or brand tag is present.",
        "photo 1-3: no full front\/back\/bottom\/side view to assess shape and scale",
        "photo 1-3: no creed patch or brand label shown - request interior wall close-up",
        "photo 2: small white fabric tag at right edge illegible - request straight-on readable photo"
    ],
    "authenticity_concerns": [
        "photo 1: The floral fabric body, generic spherical snap, and fabric-lined construction are inconsistent with the classic vintage Coach handbag population.",
        "photo 2: No Coach creed, serial\/style number, wordmark, or carriage identifier is visible.",
        "photo 2: The visible sewn label appears generic or maker-specific, but its text is too small to identify."
    ],
    "possible_model_reasoning": [
        "photo 1: The silhouette and spherical snap are not a close match for the listed vintage Coach catalog models; no Coach model is proposed.",
        "photo 2: The interior fabric lining and visible generic label support a non-Coach fashion handbag interpretation.",
        "photo 2: Condition appears Good because the lining and pocket show visible soiling\/discoloration; exterior, bottom, and strap condition are not shown.",
        "Floral fabric clutch with ball clasp does not match any Coach catalog silhouette in 1970s-2020s; Coach vintage classics are unlined glove-tanned leather with brass turnlock, not floral fabric",
        "No hard identifiers: no creed, no serial, no wordmark, no hangtag in photos 1-3",
        "Construction: fabric body + fabric lining + plated ball clasp is inconsistent with all Coach eras; consistent with generic non-Coach evening\/clutch bag",
        "Condition: Good; seller states needs cleaning, photos show light soiling on lining (photo 3) and interior; exterior print intact but full exterior not shown 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: Gold-tone spherical snap\/button closure with a rounded base; no Coach engraving is visible.",
        "leather_description": "photo 1: No leather body is visible; the exterior appears to be beige\/tan floral woven fabric.",
        "lining_description": "photo 2: Beige fabric lining with one sewn rectangular pocket; some discoloration or soiling is visible.",
        "strap_construction": "not_visible - no strap or handle shown in provided photos",
        "stitching_description": "photo 2: Machine-stitched fabric pocket with generally straight stitching; wear and discoloration are visible along the pocket edge."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0023,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.28,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: The item is clearly a handbag with a flap closure and interior compartment.",
                    "photo 2: A sewn fabric care\/content label is visible, but no Coach branding can be read."
                ],
                "negative_evidence": [
                    "photo 1: The exterior is floral fabric rather than Coach's typical unbranded glove-tanned leather or recognizable Coach signature canvas.",
                    "photo 1: The closure is a spherical gold-tone snap\/button, not a recognizable vintage Coach turnlock.",
                    "photo 2: The interior is fabric-lined and shows no visible Coach creed patch, wordmark, or horse-and-carriage.",
                    "photo 3: No Coach identifier is visible on the interior pocket or lining.",
                    "photo 1: The floral print and construction are generic and do not establish a Coach model."
                ],
                "missing_information": [
                    "photo 4: Full exterior front, back, sides, bottom, and strap view are not provided.",
                    "photo 2: A sharp, straight-on close-up of the sewn label is needed to identify the maker.",
                    "photo 1: Close-up views of the closure and any exterior hardware markings are needed.",
                    "photo 2: A fully emptied interior view and close-up of all seams and pockets would help confirm that no creed or brand tag is present."
                ],
                "authenticity_concerns": [
                    "photo 1: The floral fabric body, generic spherical snap, and fabric-lined construction are inconsistent with the classic vintage Coach handbag population.",
                    "photo 2: No Coach creed, serial\/style number, wordmark, or carriage identifier is visible.",
                    "photo 2: The visible sewn label appears generic or maker-specific, but its text is too small to identify."
                ],
                "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: Gold-tone spherical snap\/button closure with a rounded base; no Coach engraving is visible.",
                    "leather_description": "photo 1: No leather body is visible; the exterior appears to be beige\/tan floral woven fabric.",
                    "lining_description": "photo 2: Beige fabric lining with one sewn rectangular pocket; some discoloration or soiling is visible.",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 2: Machine-stitched fabric pocket with generally straight stitching; wear and discoloration are visible along the pocket edge."
                },
                "possible_model_reasoning": [
                    "photo 1: The silhouette and spherical snap are not a close match for the listed vintage Coach catalog models; no Coach model is proposed.",
                    "photo 2: The interior fabric lining and visible generic label support a non-Coach fashion handbag interpretation.",
                    "photo 2: Condition appears Good because the lining and pocket show visible soiling\/discoloration; exterior, bottom, and strap condition are not shown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 5,
                "estimated_resale_low": 5,
                "estimated_resale_high": 25
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.8,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 1-3: no full front\/back\/bottom\/side view to assess shape and scale",
                    "photo 1-3: no creed patch or brand label shown - request interior wall close-up",
                    "photo 2: small white fabric tag at right edge illegible - request straight-on readable photo"
                ],
                "negative_evidence": [
                    "photo 1: exterior is tan floral-printed fabric with roses, not glove-tanned leather",
                    "photo 2: interior is light beige cloth\/fabric lining with slip pocket, not unlined suede",
                    "photo 1, photo 2: closure is gold-tone ball\/knob clasp, not Coach turnlock geometry",
                    "photo 1-3: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone ball knob clasp at top edge; bright plated finish, not solid vintage brass turnlock",
                    "leather_description": "no leather visible; exterior is woven fabric with pink\/yellow rose floral print on tan base",
                    "lining_description": "photo 2-3: light beige\/tan fabric lining with sewn rectangular slip pocket, some soiling",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "visible straight stitching around interior slip pocket, thread matched to lining; exterior edge binding visible",
                    "strap_construction": "not_visible - no strap or handle shown in provided photos",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Floral fabric clutch with ball clasp does not match any Coach catalog silhouette in 1970s-2020s; Coach vintage classics are unlined glove-tanned leather with brass turnlock, not floral fabric",
                    "No hard identifiers: no creed, no serial, no wordmark, no hangtag in photos 1-3",
                    "Construction: fabric body + fabric lining + plated ball clasp is inconsistent with all Coach eras; consistent with generic non-Coach evening\/clutch bag",
                    "Condition: Good; seller states needs cleaning, photos show light soiling on lining (photo 3) and interior; exterior print intact but full exterior not shown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.2
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16421,
            "output_tokens": 847,
            "total_tokens": 17268,
            "estimated_cost_usd": 0.008601
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 16728,
            "output_tokens": 1057,
            "total_tokens": 17785,
            "estimated_cost_usd": 0.004191
        }
    ]
}