Vintage Coach Hunter

{
    "is_handbag_probability": 0.94,
    "coach_probability": 0.02,
    "vintage_probability": 0.375,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.665,
    "seller_misidentification_probability": 0.49,
    "confidence": 0.855,
    "recommended_max_bid": 11.5,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Clearly a tote-style handbag with handles and a large quilted star appliqu\u00e9.",
        "photo 1: Seller describes it as handmade and unbranded, which is consistent with the visible textile construction."
    ],
    "negative_evidence": [
        "photo 1: The bag is fabric-based and heavily quilted rather than glove-tanned leather or Coach signature canvas.",
        "photo 1: Wooden cylindrical handle hardware is visible; no Coach-style brass turnlock, leather hangtag, or recognizable Coach construction is visible.",
        "photo 1: No COACH wordmark, horse-and-carriage, creed patch, or other Coach identifier is visible.",
        "photo 3: Close-up shows textile patchwork and decorative stitching, not Coach leather construction.",
        "photo 4: Close-up shows fabric material and stitching; no leather creed or brand marking is visible.",
        "photo 1: woven fabric tote body, not glove-tanned leather",
        "photo 1: wood dowel\/bar top hardware, not solid brass turnlock\/buckle\/dogleash hardware",
        "photo 1, photo 3: handmade quilted star applique with home-machine stitching, not Coach construction",
        "photo 1: no creed patch, no COACH wordmark, no hangtag, no leather trim visible",
        "photo 4-6: coral woven textile close-ups, inconsistent with any vintage Coach leather or lining"
    ],
    "missing_information": [
        "photo 1: Interior, lining, closure, and any sewn-in maker label are not shown.",
        "photo 1: Back, bottom, side seams, strap attachment, and full adjustable-strap construction are not shown clearly.",
        "photo 1: Exact dimensions and material composition are not provided.",
        "photo 1: A close-up of any interior or sewn-in label would help identify the handmade maker and date.",
        "photo 1: interior views not shown, lining unknown",
        "photo 1: back, side, bottom views not shown",
        "photo 4-6: coral fabric views unexplained - request clarification whether same bag reverse\/lining or different item",
        "creed patch close-up not shown"
    ],
    "authenticity_concerns": [
        "photo 1: The textile quilted design and wood-handle construction are inconsistent with the visible construction of typical vintage Coach leather handbags.",
        "photo 1: No Coach identifier is visible, so this appears to be an unbranded or handmade textile tote rather than a misidentified Coach bag."
    ],
    "possible_model_reasoning": [
        "photo 1: No Coach model is a plausible match; the silhouette is a handmade quilted tote with wooden handles rather than a catalogued vintage Coach leather style.",
        "photo 1: The seller's stated 1970s\u201380s dating is unverified by the photos; the construction alone cannot establish that era.",
        "photo 1: Visible condition appears approximately Good to Very Good, with fabric creasing and possible small marks visible in close-ups; interior and bottom condition are unknown.",
        "No Coach catalog silhouette matches a fabric quilted-star tote with wood-bar top; Coach classics are unlined glove-tanned leather with brass turnlock",
        "No hard identifiers visible: no creed, no serial, no wordmark, no hangtag, no brass hardware in any photo",
        "Materials and construction (woven fabric, wood, patchwork applique) belong to handmade\/craft segment, not any Coach era",
        "Condition: Good to Very Good for handmade use; photo 1 shows no major tears, photo 4-6 coral fabric shows small dark spots\/marks but context unclear"
    ],
    "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: Cylindrical wooden handle bars are visible; no Coach-branded or vintage Coach-style brass hardware is visible.",
        "leather_description": "photo 1: No leather body is visible; the bag appears to be quilted textile fabric.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Fabric straps or handle attachments are visible near the wooden handle, but the full adjustable strap is not shown.",
        "stitching_description": "photo 3: Decorative hand- or machine-stitched edging surrounds the circular quilted appliqu\u00e9; stitching is visible but not Coach-specific."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0338,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.78,
                "seller_misidentification_probability": 0.96,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Clearly a tote-style handbag with handles and a large quilted star appliqu\u00e9.",
                    "photo 1: Seller describes it as handmade and unbranded, which is consistent with the visible textile construction."
                ],
                "negative_evidence": [
                    "photo 1: The bag is fabric-based and heavily quilted rather than glove-tanned leather or Coach signature canvas.",
                    "photo 1: Wooden cylindrical handle hardware is visible; no Coach-style brass turnlock, leather hangtag, or recognizable Coach construction is visible.",
                    "photo 1: No COACH wordmark, horse-and-carriage, creed patch, or other Coach identifier is visible.",
                    "photo 3: Close-up shows textile patchwork and decorative stitching, not Coach leather construction.",
                    "photo 4: Close-up shows fabric material and stitching; no leather creed or brand marking is visible."
                ],
                "missing_information": [
                    "photo 1: Interior, lining, closure, and any sewn-in maker label are not shown.",
                    "photo 1: Back, bottom, side seams, strap attachment, and full adjustable-strap construction are not shown clearly.",
                    "photo 1: Exact dimensions and material composition are not provided.",
                    "photo 1: A close-up of any interior or sewn-in label would help identify the handmade maker and date."
                ],
                "authenticity_concerns": [
                    "photo 1: The textile quilted design and wood-handle construction are inconsistent with the visible construction of typical vintage Coach leather handbags.",
                    "photo 1: No Coach identifier is visible, so this appears to be an unbranded or handmade textile tote rather than a misidentified 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: Cylindrical wooden handle bars are visible; no Coach-branded or vintage Coach-style brass hardware is visible.",
                    "leather_description": "photo 1: No leather body is visible; the bag appears to be quilted textile fabric.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Fabric straps or handle attachments are visible near the wooden handle, but the full adjustable strap is not shown.",
                    "stitching_description": "photo 3: Decorative hand- or machine-stitched edging surrounds the circular quilted appliqu\u00e9; stitching is visible but not Coach-specific."
                },
                "possible_model_reasoning": [
                    "photo 1: No Coach model is a plausible match; the silhouette is a handmade quilted tote with wooden handles rather than a catalogued vintage Coach leather style.",
                    "photo 1: The seller's stated 1970s\u201380s dating is unverified by the photos; the construction alone cannot establish that era.",
                    "photo 1: Visible condition appears approximately Good to Very Good, with fabric creasing and possible small marks visible in close-ups; interior and bottom condition are unknown."
                ],
                "confidence": 0.86,
                "recommended_max_bid": 15,
                "estimated_resale_low": 10,
                "estimated_resale_high": 45
            }
        },
        {
            "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": 0.55,
                "is_handbag_probability": 0.9,
                "missing_information": [
                    "photo 1: interior views not shown, lining unknown",
                    "photo 1: back, side, bottom views not shown",
                    "photo 4-6: coral fabric views unexplained - request clarification whether same bag reverse\/lining or different item",
                    "creed patch close-up not shown"
                ],
                "negative_evidence": [
                    "photo 1: woven fabric tote body, not glove-tanned leather",
                    "photo 1: wood dowel\/bar top hardware, not solid brass turnlock\/buckle\/dogleash hardware",
                    "photo 1, photo 3: handmade quilted star applique with home-machine stitching, not Coach construction",
                    "photo 1: no creed patch, no COACH wordmark, no hangtag, no leather trim visible",
                    "photo 4-6: coral woven textile close-ups, inconsistent with any vintage Coach leather or lining"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1: dark wood dowel\/bar at top with fabric strap looped over it; no brass turnlock, buckle, D-ring or zipper visible",
                    "leather_description": "photo 1, photo 3: no leather visible; navy woven textile body with patchwork cotton star applique",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 3: visible zigzag\/blanket stitch around circular applique, uneven handmade character; photo 6: straight machine seam on coral fabric",
                    "strap_construction": "photo 1: narrow navy fabric strap threaded over wood bar; full length, adjustment, attachments not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette matches a fabric quilted-star tote with wood-bar top; Coach classics are unlined glove-tanned leather with brass turnlock",
                    "No hard identifiers visible: no creed, no serial, no wordmark, no hangtag, no brass hardware in any photo",
                    "Materials and construction (woven fabric, wood, patchwork applique) belong to handmade\/craft segment, not any Coach era",
                    "Condition: Good to Very Good for handmade use; photo 1 shows no major tears, photo 4-6 coral fabric shows small dark spots\/marks but context unclear"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.4
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 22470,
            "output_tokens": 767,
            "total_tokens": 23237,
            "estimated_cost_usd": 0.010829
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 23607,
            "output_tokens": 1603,
            "total_tokens": 25210,
            "estimated_cost_usd": 0.006004
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}