Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.015,
    "vintage_probability": 0.375,
    "authenticity_confidence": 0.015,
    "image_quality_score": 0.76,
    "seller_misidentification_probability": 0.07,
    "confidence": 0.89,
    "recommended_max_bid": 11,
    "estimated_resale_low": 15,
    "estimated_resale_high": 42.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bags are constructed from dense beadwork with floral, star, and striped patterns rather than Coach's leather, suede, or signature canvas construction.",
        "photo 2: visible bag has a fabric\/beaded exterior and a shiny light-colored textile lining, with no Coach wordmark, carriage, creed, or leather identifier.",
        "photo 3: floral beaded satchel has textile body, beaded handles, and a fabric lining; no Coach branding is visible.",
        "photo 4: interiors show satin-like fabric linings and metal frame closures, not the typical leather or suede interiors of vintage Coach classics.",
        "photo 5: no creed patch, serial\/style number, hangtag, or legible Coach branding is visible.",
        "photo 6: the additional clutches are fully beaded and lack any visible Coach identifier.",
        "photo 1: four all-over beaded bags, no leather, no glove-tanned cowhide",
        "photo 2: beaded textile body with floral pattern and beaded handles, not Coach leather\/trim",
        "photo 3: kisslock frames and white satin linings, not unlined suede-back glove-tanned",
        "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
    ],
    "missing_information": [
        "photo 1-6: no straight-on close-up of labels, maker marks, or clasp engravings is provided.",
        "photo 2-5: exact measurements, closure details, and the reverse sides of all bags are not shown.",
        "photo 3-5: condition of the bottoms, seams, bead attachment, and handles is not fully documented.",
        "No Coach identifiers to request - lot is categorically non-Coach beaded evening bags",
        "Brand labels inside satin linings not shown if buyer wants maker of beaded bags"
    ],
    "authenticity_concerns": [
        "photo 1-6: the beadwork and textile construction are inconsistent with the leather handbag population associated with vintage Coach.",
        "photo 1-6: no Coach identifier is visible; these appear to be generic or possibly vintage beaded occasion bags rather than Coach products.",
        "photo 1-6: beaded \/ sequined non-leather construction is inconsistent with Coach glove-tanned leather identity",
        "photo 3-5: satin fabric linings and kisslock frames are not Coach classic construction"
    ],
    "possible_model_reasoning": [
        "photo 1-6: no Coach model is a reasonable match because the lot consists of beaded evening\/occasion bags rather than cataloged Coach leather or signature-canvas styles.",
        "photo 2-5: the satchel and clutches could be vintage beaded handbags, but the photos do not establish a maker or reliable production era.",
        "photo 1-6: condition appears approximately Good overall because the bags are intact but show visible interior staining\/discoloration and possible bead wear; bottoms and all stress points are not fully shown.",
        "No Coach model fits: beaded evening-bag bodies, kisslock frames, satin linings and beaded handles match vintage-style beaded occasion bags, not any Coach catalog style in 4.2\/4.3",
        "Condition: Good to Very Good for beaded lot; clasps working per seller, minimal staining visible photo 3, full bead loss not assessable from photos"
    ],
    "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 2-5: small metal frame clasps and zipper\/frame hardware are visible; no Coach engraving is legible. A Coach-style turnlock is not visible.",
        "leather_description": "photo 1-6: no leather exterior is visible; exteriors appear densely beaded over textile or mesh.",
        "lining_description": "photo 4-5: light satin-like and gathered textile linings are visible, with some discoloration or staining in the interiors.",
        "strap_construction": "photo 2-5: one satchel has beaded textile handles; detachable or adjustable leather straps are not visible.",
        "stitching_description": "photo 2-5: textile seams and beadwork edges are visible; stitch quality and internal construction are not clear enough for detailed assessment."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0043,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.25,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.87,
                "seller_misidentification_probability": 0.12,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bags are constructed from dense beadwork with floral, star, and striped patterns rather than Coach's leather, suede, or signature canvas construction.",
                    "photo 2: visible bag has a fabric\/beaded exterior and a shiny light-colored textile lining, with no Coach wordmark, carriage, creed, or leather identifier.",
                    "photo 3: floral beaded satchel has textile body, beaded handles, and a fabric lining; no Coach branding is visible.",
                    "photo 4: interiors show satin-like fabric linings and metal frame closures, not the typical leather or suede interiors of vintage Coach classics.",
                    "photo 5: no creed patch, serial\/style number, hangtag, or legible Coach branding is visible.",
                    "photo 6: the additional clutches are fully beaded and lack any visible Coach identifier."
                ],
                "missing_information": [
                    "photo 1-6: no straight-on close-up of labels, maker marks, or clasp engravings is provided.",
                    "photo 2-5: exact measurements, closure details, and the reverse sides of all bags are not shown.",
                    "photo 3-5: condition of the bottoms, seams, bead attachment, and handles is not fully documented."
                ],
                "authenticity_concerns": [
                    "photo 1-6: the beadwork and textile construction are inconsistent with the leather handbag population associated with vintage Coach.",
                    "photo 1-6: no Coach identifier is visible; these appear to be generic or possibly vintage beaded occasion bags rather than Coach products."
                ],
                "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 2-5: small metal frame clasps and zipper\/frame hardware are visible; no Coach engraving is legible. A Coach-style turnlock is not visible.",
                    "leather_description": "photo 1-6: no leather exterior is visible; exteriors appear densely beaded over textile or mesh.",
                    "lining_description": "photo 4-5: light satin-like and gathered textile linings are visible, with some discoloration or staining in the interiors.",
                    "strap_construction": "photo 2-5: one satchel has beaded textile handles; detachable or adjustable leather straps are not visible.",
                    "stitching_description": "photo 2-5: textile seams and beadwork edges are visible; stitch quality and internal construction are not clear enough for detailed assessment."
                },
                "possible_model_reasoning": [
                    "photo 1-6: no Coach model is a reasonable match because the lot consists of beaded evening\/occasion bags rather than cataloged Coach leather or signature-canvas styles.",
                    "photo 2-5: the satchel and clutches could be vintage beaded handbags, but the photos do not establish a maker or reliable production era.",
                    "photo 1-6: condition appears approximately Good overall because the bags are intact but show visible interior staining\/discoloration and possible bead wear; bottoms and all stress points are not fully shown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 12,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-6: beaded \/ sequined non-leather construction is inconsistent with Coach glove-tanned leather identity",
                    "photo 3-5: satin fabric linings and kisslock frames are not Coach classic construction"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 40,
                "estimated_resale_low": 15,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "No Coach identifiers to request - lot is categorically non-Coach beaded evening bags",
                    "Brand labels inside satin linings not shown if buyer wants maker of beaded bags"
                ],
                "negative_evidence": [
                    "photo 1: four all-over beaded bags, no leather, no glove-tanned cowhide",
                    "photo 2: beaded textile body with floral pattern and beaded handles, not Coach leather\/trim",
                    "photo 3: kisslock frames and white satin linings, not unlined suede-back glove-tanned",
                    "photo 1-6: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag, no turnlock visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone kisslock \/ hinged frames and clasps visible photo 3; no brass turnlock, no Coach-engraved hardware",
                    "leather_description": "not_visible - no leather visible; bodies are white beaded textile with floral\/star\/sequin patterns",
                    "lining_description": "photo 3-5: white\/cream satin fabric lining with slip pocket, light staining visible photo 3",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - beaded construction, no leather stitching to assess",
                    "strap_construction": "photo 2,5: beaded fixed top handles, not leather straps with brass hardware",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: beaded evening-bag bodies, kisslock frames, satin linings and beaded handles match vintage-style beaded occasion bags, not any Coach catalog style in 4.2\/4.3",
                    "Condition: Good to Very Good for beaded lot; clasps working per seller, minimal staining visible photo 3, full bead loss not assessable from photos"
                ],
                "possible_models": [],
                "recommended_max_bid": 10,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.5
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 864,
            "total_tokens": 18594,
            "estimated_cost_usd": 0.009166
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18067,
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}