Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.02,
    "vintage_probability": 0.325,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.77,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.89,
    "recommended_max_bid": 8,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: bag is made from woven straw or synthetic straw-like material, not Coach's characteristic leather construction",
        "photo 4: interior is fabric-lined and has a black sewn brand label that appears to include 'MADE IN CHINA'; no Coach wordmark or carriage is visible",
        "photo 1: flap uses snap closures and decorative woven bands rather than a recognizable vintage Coach turnlock",
        "photo 2: edging and construction appear lightweight and textile-based rather than glove-tanned leather with solid brass hardware",
        "photo 3: no creed patch, Coach cartouche, or other visible Coach identifier",
        "photo 1-2: woven straw body with fabric binding, not glove-tanned leather",
        "photo 3-4: fabric lining and magnetic snap closure, no turnlock, no brass hardware, no creed patch",
        "photo 4-5: black interior fabric brand tag reading ... MADE IN CHINA, not a Coach leather creed",
        "photo 1-5: no COACH wordmark, no horse-and-carriage, no hangtag, no solid brass hardware visible"
    ],
    "missing_information": [
        "photo 4: black interior brand label is too small\/dark to read fully; request a straight-on close-up",
        "photo 1: no full back, bottom, strap, or hardware close-ups are provided",
        "photo 4: interior contents obscure portions of the lining and construction",
        "No Coach creed or identifier views needed - materials already exclude Coach; brand name on interior fabric tag illegible in photos"
    ],
    "authenticity_concerns": [
        "photo 4: visible Made in China labeling and textile construction are inconsistent with a vintage Coach leather handbag",
        "photo 1: no Coach identifiers are visible; the straw material and decorative design are characteristic of a non-Coach fashion handbag",
        "photo 1-2: straw\/woven body inconsistent with vintage Coach glove-tanned leather program",
        "photo 4-5: non-Coach interior fabric label with MADE IN CHINA, not a Coach creed patch"
    ],
    "possible_model_reasoning": [
        "The rectangular flap silhouette and woven straw exterior are not a close match for the listed vintage Coach catalog styles.",
        "photo 4: fabric lining, textile exterior, and apparent Made in China label support a modern non-Coach accessory rather than a pre-2000 Coach leather bag.",
        "Condition: Good to Very Good; exterior appears intact with minor visible discoloration or wear, while the lining shows light marks. Strap and bottom condition are not fully shown.",
        "Straw envelope clutch silhouette with magnetic snap has no match in vintage Coach glove-tanned catalog (City Bag, Willis, Court, Dinky etc. are all leather with turnlock)",
        "Materials (straw + fabric lining) and Made in China fabric label point to generic 1980s-1990s straw bag, not Coach",
        "Condition: Good to Very Good; light soiling on flap lining (photo 3) and lining marks (photo 5), straw body intact in photos; interior paperwork is contents, not part of 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 3: small round snap closures visible; no Coach-marked hardware or vintage brass turnlock visible",
        "leather_description": "photo 1: woven straw or straw-like textile exterior with light fabric edging; leather is not visible",
        "lining_description": "photo 4: light beige fabric lining with an interior zip pocket; black sewn label visible but not legible",
        "strap_construction": "not_visible - no strap shown, appears to be clutch\/envelope style",
        "stitching_description": "photo 1 and photo 4: textile edging and machine-sewn construction visible; no distinctive Coach construction evidence"
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0121,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.05,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: bag is made from woven straw or synthetic straw-like material, not Coach's characteristic leather construction",
                    "photo 4: interior is fabric-lined and has a black sewn brand label that appears to include 'MADE IN CHINA'; no Coach wordmark or carriage is visible",
                    "photo 1: flap uses snap closures and decorative woven bands rather than a recognizable vintage Coach turnlock",
                    "photo 2: edging and construction appear lightweight and textile-based rather than glove-tanned leather with solid brass hardware",
                    "photo 3: no creed patch, Coach cartouche, or other visible Coach identifier"
                ],
                "missing_information": [
                    "photo 4: black interior brand label is too small\/dark to read fully; request a straight-on close-up",
                    "photo 1: no full back, bottom, strap, or hardware close-ups are provided",
                    "photo 4: interior contents obscure portions of the lining and construction"
                ],
                "authenticity_concerns": [
                    "photo 4: visible Made in China labeling and textile construction are inconsistent with a vintage Coach leather handbag",
                    "photo 1: no Coach identifiers are visible; the straw material and decorative design are characteristic of a non-Coach fashion handbag"
                ],
                "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 3: small round snap closures visible; no Coach-marked hardware or vintage brass turnlock visible",
                    "leather_description": "photo 1: woven straw or straw-like textile exterior with light fabric edging; leather is not visible",
                    "lining_description": "photo 4: light beige fabric lining with an interior zip pocket; black sewn label visible but not legible",
                    "strap_construction": "not_visible",
                    "stitching_description": "photo 1 and photo 4: textile edging and machine-sewn construction visible; no distinctive Coach construction evidence"
                },
                "possible_model_reasoning": [
                    "The rectangular flap silhouette and woven straw exterior are not a close match for the listed vintage Coach catalog styles.",
                    "photo 4: fabric lining, textile exterior, and apparent Made in China label support a modern non-Coach accessory rather than a pre-2000 Coach leather bag.",
                    "Condition: Good to Very Good; exterior appears intact with minor visible discoloration or wear, while the lining shows light marks. Strap and bottom condition are not fully shown."
                ],
                "confidence": 0.9,
                "recommended_max_bid": 8,
                "estimated_resale_low": 5,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-2: straw\/woven body inconsistent with vintage Coach glove-tanned leather program",
                    "photo 4-5: non-Coach interior fabric label with MADE IN CHINA, not a Coach creed patch"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 15,
                "estimated_resale_low": 5,
                "image_quality_score": 0.68,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach creed or identifier views needed - materials already exclude Coach; brand name on interior fabric tag illegible in photos"
                ],
                "negative_evidence": [
                    "photo 1-2: woven straw body with fabric binding, not glove-tanned leather",
                    "photo 3-4: fabric lining and magnetic snap closure, no turnlock, no brass hardware, no creed patch",
                    "photo 4-5: black interior fabric brand tag reading ... MADE IN CHINA, not a Coach leather creed",
                    "photo 1-5: no COACH wordmark, no horse-and-carriage, no hangtag, no solid brass hardware visible"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "magnetic snap closure only visible (photo 3); no turnlock, no brass hardware",
                    "leather_description": "no leather - woven straw\/raffia-like body with light fabric trim (photo 1-2)",
                    "lining_description": "beige\/off-white fabric lining with interior zip pocket (photo 4-5)",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "fabric binding edge, straight machine stitching on flap lining (photo 3)",
                    "strap_construction": "not_visible - no strap shown, appears to be clutch\/envelope style",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "Straw envelope clutch silhouette with magnetic snap has no match in vintage Coach glove-tanned catalog (City Bag, Willis, Court, Dinky etc. are all leather with turnlock)",
                    "Materials (straw + fabric lining) and Made in China fabric label point to generic 1980s-1990s straw bag, not Coach",
                    "Condition: Good to Very Good; light soiling on flap lining (photo 3) and lining marks (photo 5), straw body intact in photos; interior paperwork is contents, not part of bag"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.6
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17693,
            "output_tokens": 685,
            "total_tokens": 18378,
            "estimated_cost_usd": 0.008721
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18031,
            "output_tokens": 1543,
            "total_tokens": 19574,
            "estimated_cost_usd": 0.004841
        }
    ]
}