Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.35,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.815,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.925,
    "recommended_max_bid": 8,
    "estimated_resale_low": 10,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: clearly a handbag with a woven body, bamboo-style handles, and decorative beads.",
        "photo 3: full exterior view shows a distinctive bohemian crochet\/beaded construction."
    ],
    "negative_evidence": [
        "photo 1: body is crocheted textile rather than Coach's characteristic leather, coated canvas, or documented Cashin-era materials.",
        "photo 1: bamboo\/rattan-style handles and rows of decorative beads are not characteristic of the Coach model catalog.",
        "photo 4: interior appears fabric-lined with a snap and zipper pocket, with no visible Coach creed or wordmark.",
        "photo 5: visible zipper hardware has no legible Coach marking.",
        "listing title: seller identifies it as an unbranded crochet\/market bag, which is consistent with the visible construction and not evidence of Coach.",
        "photo 1: body is brown crochet with wood beads, not glove-tanned leather",
        "photo 2: handles are rattan\/bamboo circular handles, not leather straps or brass hardware",
        "photo 4: brown plain fabric lining with magnetic snap, not unlined suede",
        "photo 5: silver-tone magnetic snap and unbranded zipper pull, not solid brass turnlock",
        "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no brass hardware visible"
    ],
    "missing_information": [
        "photo 4: interior is partly obstructed; a fully emptied interior and close-up of every label or tag would be useful.",
        "photo 5: zipper pull and any interior labels are not shown in sufficient close-up for brand identification.",
        "bottom, side seams, handle attachments, and any concealed labels are not fully documented.",
        "No Coach identifiers to request; bag materials already exclude Coach",
        "Interior brand tag not shown in close-up, but lining and construction visible are non-Coach"
    ],
    "authenticity_concerns": [
        "photo 1: the non-leather crochet-and-bamboo construction is inconsistent with the vintage Coach population assessed here.",
        "photo 4: the fabric lining and fashion\/bohemian construction do not match a recognizable Coach vintage model.",
        "No Coach identifier is visible in the provided photos; this appears to be an unbranded lookalike or unrelated vintage boho handbag rather than a Coach bag."
    ],
    "possible_model_reasoning": [
        "No Coach model is a reasonable match: the silhouette and materials are a beaded crochet market\/boho bag, not a cataloged Coach leather or canvas style.",
        "The seller's '70s' wording is unverified by the photos; the design may be vintage-inspired or vintage, but no Coach-specific dating evidence is present.",
        "Condition appears approximately Very Good from the visible exterior, with intact-looking crochet and handles; interior, odor, and hidden wear remain unknown.",
        "No Coach silhouette, leather, hardware, or identifier matches any catalog style; crochet\/beaded bamboo-handle market bag is outside Coach materials and construction",
        "Condition: Good to Very Good; crochet intact and handles intact in photos, interior lining appears clean but full condition not graded for non-leather bag"
    ],
    "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: small silver-tone snap and zipper hardware are visible; no Coach engraving is legible.",
        "leather_description": "photo 1: no leather body is visible; the body appears to be dark brown crocheted or woven textile.",
        "lining_description": "photo 4: brown fabric lining with a zipper pocket is visible; no label is visible.",
        "strap_construction": "photo 1: paired rounded bamboo\/rattan-style handles are attached through woven sections at the upper sides.",
        "stitching_description": "photo 1 and photo 6: regular crochet rows and bead embellishment are visible; no leather-bag stitching construction is present."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0063,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.99,
                "coach_probability": 0.02,
                "vintage_probability": 0.55,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.88,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: clearly a handbag with a woven body, bamboo-style handles, and decorative beads.",
                    "photo 3: full exterior view shows a distinctive bohemian crochet\/beaded construction."
                ],
                "negative_evidence": [
                    "photo 1: body is crocheted textile rather than Coach's characteristic leather, coated canvas, or documented Cashin-era materials.",
                    "photo 1: bamboo\/rattan-style handles and rows of decorative beads are not characteristic of the Coach model catalog.",
                    "photo 4: interior appears fabric-lined with a snap and zipper pocket, with no visible Coach creed or wordmark.",
                    "photo 5: visible zipper hardware has no legible Coach marking.",
                    "listing title: seller identifies it as an unbranded crochet\/market bag, which is consistent with the visible construction and not evidence of Coach."
                ],
                "missing_information": [
                    "photo 4: interior is partly obstructed; a fully emptied interior and close-up of every label or tag would be useful.",
                    "photo 5: zipper pull and any interior labels are not shown in sufficient close-up for brand identification.",
                    "bottom, side seams, handle attachments, and any concealed labels are not fully documented."
                ],
                "authenticity_concerns": [
                    "photo 1: the non-leather crochet-and-bamboo construction is inconsistent with the vintage Coach population assessed here.",
                    "photo 4: the fabric lining and fashion\/bohemian construction do not match a recognizable Coach vintage model.",
                    "No Coach identifier is visible in the provided photos; this appears to be an unbranded lookalike or unrelated vintage boho handbag rather than a 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 4: small silver-tone snap and zipper hardware are visible; no Coach engraving is legible.",
                    "leather_description": "photo 1: no leather body is visible; the body appears to be dark brown crocheted or woven textile.",
                    "lining_description": "photo 4: brown fabric lining with a zipper pocket is visible; no label is visible.",
                    "strap_construction": "photo 1: paired rounded bamboo\/rattan-style handles are attached through woven sections at the upper sides.",
                    "stitching_description": "photo 1 and photo 6: regular crochet rows and bead embellishment are visible; no leather-bag stitching construction is present."
                },
                "possible_model_reasoning": [
                    "No Coach model is a reasonable match: the silhouette and materials are a beaded crochet market\/boho bag, not a cataloged Coach leather or canvas style.",
                    "The seller's '70s' wording is unverified by the photos; the design may be vintage-inspired or vintage, but no Coach-specific dating evidence is present.",
                    "Condition appears approximately Very Good from the visible exterior, with intact-looking crochet and handles; interior, odor, and hidden wear remain unknown."
                ],
                "confidence": 0.93,
                "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": 0.92,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "No Coach identifiers to request; bag materials already exclude Coach",
                    "Interior brand tag not shown in close-up, but lining and construction visible are non-Coach"
                ],
                "negative_evidence": [
                    "photo 1: body is brown crochet with wood beads, not glove-tanned leather",
                    "photo 2: handles are rattan\/bamboo circular handles, not leather straps or brass hardware",
                    "photo 4: brown plain fabric lining with magnetic snap, not unlined suede",
                    "photo 5: silver-tone magnetic snap and unbranded zipper pull, not solid brass turnlock",
                    "photo 1-6: no creed patch, no COACH wordmark, no hangtag, no brass hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone magnetic snap closure and small unbranded metal zipper pull; no brass turnlock or brass hardware",
                    "leather_description": "no leather visible; brown crochet woven synthetic\/straw-like body with wood beads",
                    "lining_description": "brown plain woven fabric lining with interior zip pocket visible in photo 5",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "no leather stitching; crochet weave construction with beaded rows",
                    "strap_construction": "twin fixed circular rattan\/bamboo top handles woven into top edge, no detachable strap",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach silhouette, leather, hardware, or identifier matches any catalog style; crochet\/beaded bamboo-handle market bag is outside Coach materials and construction",
                    "Condition: Good to Very Good; crochet intact and handles intact in photos, interior lining appears clean but full condition not graded for non-leather bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.15
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28781,
            "output_tokens": 790,
            "total_tokens": 29571,
            "estimated_cost_usd": 0.013408
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 30095,
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}