Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.015,
    "vintage_probability": 0.025,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.73,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.905,
    "recommended_max_bid": 8,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is constructed from dense multicolor beadwork and embroidered textile rather than Coach's characteristic leather or signature canvas.",
        "photo 1: decorative beadwork covers the exterior; no Coach wordmark, horse-and-carriage, leather hangtag, or creed is visible.",
        "photo 2: side construction and patterned textile panels are inconsistent with the listed vintage Coach leather silhouettes.",
        "photo 4: straps appear to be narrow woven fabric and visibly worn, not typical vintage Coach leather straps.",
        "photo 4: interior appears fabric-lined with a zipper, but no Coach label or creed is visible.",
        "photo 1: entire exterior is multicolor glass beadwork \/ embroidered patchwork, not glove-tanned leather",
        "photo 1-3: beads, embroidery and fabric construction - excluded Coach material per triage rule",
        "photo 4-5: thin flat fabric straps with flaking\/peeling black coating and wear, no brass hardware, no leather straps",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
        "photo 4: dark synthetic-appearing zip-top lining, not unlined suede"
    ],
    "missing_information": [
        "photo 4: interior wall and all pockets should be photographed clearly to confirm there is no brand label.",
        "photo 1: bottom, zipper pulls, and any interior\/exterior tags are not shown in close-up.",
        "Seller-stated dimensions and material composition are not provided.",
        "interior fully emptied view to confirm lining material, though not needed for Coach determination",
        "close-up of zipper pull brand, though not needed given beaded construction"
    ],
    "authenticity_concerns": [
        "photo 1: textile beadwork tote has no visible Coach identifiers and does not match the construction of a vintage Coach leather handbag.",
        "photo 4: visible fabric lining and woven straps further support a non-Coach lookalike or unrelated handmade bag."
    ],
    "possible_model_reasoning": [
        "The silhouette is a handmade or fashion textile tote, not a recognizable Coach model.",
        "The beadwork, textile construction, fabric straps, and lack of identifiers make a Coach attribution very unlikely.",
        "Condition: Good; seller reports strap wear, and photos show worn fabric straps; bead loss, lining condition, odor, and bottom wear are not fully assessable.",
        "No Coach model fits: beaded tote silhouette, materials and construction match no catalog style in \u00a74",
        "Era reasoning: beaded \/ embroidered fashion tote construction is modern non-Coach, not any Coach leather era",
        "Condition: Good to Fair; straps show wear and finish flaking (photos 4-5), beadwork appears intact (photo 1)"
    ],
    "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 4: zipper opening is visible; no Coach-marked hardware or turnlock is visible.",
        "leather_description": "photo 1: no leather exterior is visible; exterior appears to be densely beaded textile.",
        "lining_description": "photo 4: dark fabric lining is visible, with light packing material inside.",
        "strap_construction": "photos 1, 4, 5: narrow woven fabric shoulder straps with visible wear and fraying\/edge wear.",
        "stitching_description": "photos 1-3: beadwork and textile panel seams are visible; conventional leather-bag stitching is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0024,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.02,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is constructed from dense multicolor beadwork and embroidered textile rather than Coach's characteristic leather or signature canvas.",
                    "photo 1: decorative beadwork covers the exterior; no Coach wordmark, horse-and-carriage, leather hangtag, or creed is visible.",
                    "photo 2: side construction and patterned textile panels are inconsistent with the listed vintage Coach leather silhouettes.",
                    "photo 4: straps appear to be narrow woven fabric and visibly worn, not typical vintage Coach leather straps.",
                    "photo 4: interior appears fabric-lined with a zipper, but no Coach label or creed is visible."
                ],
                "missing_information": [
                    "photo 4: interior wall and all pockets should be photographed clearly to confirm there is no brand label.",
                    "photo 1: bottom, zipper pulls, and any interior\/exterior tags are not shown in close-up.",
                    "Seller-stated dimensions and material composition are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: textile beadwork tote has no visible Coach identifiers and does not match the construction of a vintage Coach leather handbag.",
                    "photo 4: visible fabric lining and woven straps further support a non-Coach lookalike or unrelated handmade 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 4: zipper opening is visible; no Coach-marked hardware or turnlock is visible.",
                    "leather_description": "photo 1: no leather exterior is visible; exterior appears to be densely beaded textile.",
                    "lining_description": "photo 4: dark fabric lining is visible, with light packing material inside.",
                    "strap_construction": "photos 1, 4, 5: narrow woven fabric shoulder straps with visible wear and fraying\/edge wear.",
                    "stitching_description": "photos 1-3: beadwork and textile panel seams are visible; conventional leather-bag stitching is not assessable."
                },
                "possible_model_reasoning": [
                    "The silhouette is a handmade or fashion textile tote, not a recognizable Coach model.",
                    "The beadwork, textile construction, fabric straps, and lack of identifiers make a Coach attribution very unlikely.",
                    "Condition: Good; seller reports strap wear, and photos show worn fabric straps; bead loss, lining condition, odor, and bottom wear are not fully assessable."
                ],
                "confidence": 0.91,
                "recommended_max_bid": 8,
                "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": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.6,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "interior fully emptied view to confirm lining material, though not needed for Coach determination",
                    "close-up of zipper pull brand, though not needed given beaded construction"
                ],
                "negative_evidence": [
                    "photo 1: entire exterior is multicolor glass beadwork \/ embroidered patchwork, not glove-tanned leather",
                    "photo 1-3: beads, embroidery and fabric construction - excluded Coach material per triage rule",
                    "photo 4-5: thin flat fabric straps with flaking\/peeling black coating and wear, no brass hardware, no leather straps",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible",
                    "photo 4: dark synthetic-appearing zip-top lining, not unlined suede"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no solid brass hardware visible; zip-top closure glimpsed in photo 4, pull brand not_visible",
                    "leather_description": "no leather body visible; glass bead embroidery over fabric base in patchwork geometric \/ swirl pattern (photos 1-3)",
                    "lining_description": "dark fabric lining glimpsed in interior in photo 4, detail not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - obscured by beadwork",
                    "strap_construction": "two thin flat fabric straps with flaking black coating, visible wear \/ finish loss (photos 4-5)",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: beaded tote silhouette, materials and construction match no catalog style in \u00a74",
                    "Era reasoning: beaded \/ embroidered fashion tote construction is modern non-Coach, not any Coach leather era",
                    "Condition: Good to Fair; straps show wear and finish flaking (photos 4-5), beadwork appears intact (photo 1)"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.03
            }
        }
    ],
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            "total_tokens": 18813,
            "estimated_cost_usd": 0.008897
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            "model_name": "meta:muse-spark-1.3-contributor",
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}