Vintage Coach Hunter

{
    "is_handbag_probability": 0.99,
    "coach_probability": 0.02,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.895,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.905,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is a woven straw\/rattan-style tote rather than a leather Coach handbag.",
        "photo 2: The body is constructed from tightly woven synthetic-looking or natural-fiber material, with no visible Coach branding or characteristic leather construction.",
        "photo 6: The interior is fabric-lined and shows no creed patch, wordmark, or identifiable Coach label.",
        "photo 2: The gold-tone attachments are strap clips, not a recognizable vintage Coach turnlock.",
        "photo 3: The braided handles show extensive peeling or loss of surface finish, inconsistent with a premium leather Coach strap.",
        "photo 1, photo 2: body is woven straw\/rattan\/wicker, not glove-tanned leather",
        "photo 5: shiny brown synthetic lining with slip pocket, not unlined suede",
        "photo 3, photo 4: braided straps with surface flaking exposing light base, consistent with faux\/PU leather, not glove-tanned leather",
        "photo 1-6: no creed patch visible, no COACH wordmark visible, no horse-and-carriage visible",
        "photo 1, photo 2: no turnlock, no leather hangtag, hardware is small gold-tone D-rings, not solid brass Coach hardware",
        "photo 1-6: silhouette is woven tote with zip top, matches no vintage Coach catalog style"
    ],
    "missing_information": [
        "photo 6: A close-up of every interior label, pocket seam, and zipper pull would be needed to rule out a concealed maker label.",
        "photo 1: Bottom, back, and side views are not fully shown.",
        "Seller-stated materials, dimensions, and any maker information are not provided.",
        "photo of bottom and corners not shown",
        "close-up of hardware brand stamps not shown"
    ],
    "authenticity_concerns": [
        "photo 1: The woven tote construction has no visible Coach identifier and does not match the classic vintage Coach leather population.",
        "photo 6: Fabric lining without a visible creed or Coach label provides no support for Coach manufacture."
    ],
    "possible_model_reasoning": [
        "photo 1: The rectangular woven tote silhouette is not a close match for the listed vintage Coach leather models; no Coach model is proposed.",
        "photo 6: The fabric-lined interior and absence of a visible creed are more consistent with an unbranded woven fashion or resort tote.",
        "photo 3: Condition is Good to Fair because the braided straps have extensive peeling or finish loss; the woven body appears intact, but bottom and interior condition are incompletely documented.",
        "Woven straw tote construction excludes all vintage Coach glove-tanned models; no creed, wordmark, turnlock, or hangtag to support any Coach style",
        "Condition: Good to Fair; body intact but braided straps show extensive surface flaking\/paint loss in photos 3-4"
    ],
    "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: Gold-tone strap clips and rectangular strap wraps are visible; no branded hardware or turnlock is visible.",
        "leather_description": "photo 1: Woven straw\/rattan-style body with braided brown strap material; not visibly leather-bodied.",
        "lining_description": "photo 6: Brown fabric or synthetic lining with a zippered opening and interior slip pocket; no label is visible.",
        "strap_construction": "photo 1: Long braided shoulder straps attached with gold-tone clips; photo 3: straps have substantial surface peeling and wear.",
        "stitching_description": "photo 6: Visible lining seams appear machine-stitched; exterior basket weave and seam construction are visible but not Coach-specific."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0003,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.94,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is a woven straw\/rattan-style tote rather than a leather Coach handbag.",
                    "photo 2: The body is constructed from tightly woven synthetic-looking or natural-fiber material, with no visible Coach branding or characteristic leather construction.",
                    "photo 6: The interior is fabric-lined and shows no creed patch, wordmark, or identifiable Coach label.",
                    "photo 2: The gold-tone attachments are strap clips, not a recognizable vintage Coach turnlock.",
                    "photo 3: The braided handles show extensive peeling or loss of surface finish, inconsistent with a premium leather Coach strap."
                ],
                "missing_information": [
                    "photo 6: A close-up of every interior label, pocket seam, and zipper pull would be needed to rule out a concealed maker label.",
                    "photo 1: Bottom, back, and side views are not fully shown.",
                    "Seller-stated materials, dimensions, and any maker information are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1: The woven tote construction has no visible Coach identifier and does not match the classic vintage Coach leather population.",
                    "photo 6: Fabric lining without a visible creed or Coach label provides no support for Coach manufacture."
                ],
                "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: Gold-tone strap clips and rectangular strap wraps are visible; no branded hardware or turnlock is visible.",
                    "leather_description": "photo 1: Woven straw\/rattan-style body with braided brown strap material; not visibly leather-bodied.",
                    "lining_description": "photo 6: Brown fabric or synthetic lining with a zippered opening and interior slip pocket; no label is visible.",
                    "strap_construction": "photo 1: Long braided shoulder straps attached with gold-tone clips; photo 3: straps have substantial surface peeling and wear.",
                    "stitching_description": "photo 6: Visible lining seams appear machine-stitched; exterior basket weave and seam construction are visible but not Coach-specific."
                },
                "possible_model_reasoning": [
                    "photo 1: The rectangular woven tote silhouette is not a close match for the listed vintage Coach leather models; no Coach model is proposed.",
                    "photo 6: The fabric-lined interior and absence of a visible creed are more consistent with an unbranded woven fashion or resort tote.",
                    "photo 3: Condition is Good to Fair because the braided straps have extensive peeling or finish loss; the woven body appears intact, but bottom and interior condition are incompletely documented."
                ],
                "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": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.85,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of bottom and corners not shown",
                    "close-up of hardware brand stamps not shown"
                ],
                "negative_evidence": [
                    "photo 1, photo 2: body is woven straw\/rattan\/wicker, not glove-tanned leather",
                    "photo 5: shiny brown synthetic lining with slip pocket, not unlined suede",
                    "photo 3, photo 4: braided straps with surface flaking exposing light base, consistent with faux\/PU leather, not glove-tanned leather",
                    "photo 1-6: no creed patch visible, no COACH wordmark visible, no horse-and-carriage visible",
                    "photo 1, photo 2: no turnlock, no leather hangtag, hardware is small gold-tone D-rings, not solid brass Coach hardware",
                    "photo 1-6: silhouette is woven tote with zip top, matches no vintage Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "small gold-tone D-rings and swivel clasps attaching straps, plus coil wraps; bright plated appearance, not solid brass turnlock or dogleash hardware",
                    "leather_description": "no glove-tanned leather visible; woven straw\/rattan body, braided brown straps appear coated faux leather with flaking paint in photos 3-4",
                    "lining_description": "brown synthetic fabric lining with single slip pocket and top zip closure visible in photo 5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; woven construction, no leather stitching detail visible",
                    "strap_construction": "two long braided shoulder straps attached via gold-tone rings, showing wear\/flaking",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Woven straw tote construction excludes all vintage Coach glove-tanned models; no creed, wordmark, turnlock, or hangtag to support any Coach style",
                    "Condition: Good to Fair; body intact but braided straps show extensive surface flaking\/paint loss in photos 3-4"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33094,
            "output_tokens": 775,
            "total_tokens": 33869,
            "estimated_cost_usd": 0.015098
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35566,
            "output_tokens": 1257,
            "total_tokens": 36823,
            "estimated_cost_usd": 0.008119
        }
    ]
}