Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.01,
    "vintage_probability": 0.25,
    "authenticity_confidence": 0.01,
    "image_quality_score": 0.84,
    "seller_misidentification_probability": 0.51,
    "confidence": 0.92,
    "recommended_max_bid": 13.5,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 37.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: Bag is constructed primarily from woven straw or plant fiber with a braided leather-like border, unlike Coach's documented leather, coated-canvas, or signature-canvas constructions.",
        "photo 6: Interior label appears to read VANGEL, not COACH; the bag has a green synthetic-looking lining and black zipper.",
        "photo 1: No Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware is visible.",
        "photo 1: The concentric woven pattern and braided cord shoulder strap are inconsistent with the listed vintage Coach model catalog.",
        "photo 1: body is coiled woven straw\/raffia in concentric circles, not glove-tanned cowhide - straw\/crochet material per triage is coach_probability <=0.05",
        "photo 5: interior fabric label clearly reads VANGEL, not COACH",
        "photo 1, photo 2, photo 3, photo 4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
        "photo 3: silver-tone coil zipper with unbranded\/ART-like pull, not solid brass Talon\/YKK vintage Coach hardware",
        "photo 5: green shiny synthetic satin lining, not unlined suede-back glove-tanned interior of vintage classics",
        "photo 1, photo 2: silhouette is round woven basket\/bag with braided handles, matches no Coach catalog style"
    ],
    "missing_information": [
        "photo 3: Reverse and bottom views are not shown.",
        "photo 6: The VANGEL label is visible but its full wording and country of manufacture are not clear.",
        "photo 4: Zipper pull and any hardware markings are not shown in a close-up.",
        "Seller-stated dimensions and materials would help estimate resale value.",
        "No Coach creed, serial, or wordmark visible in any photo - no further Coach-specific photos warranted given positive VANGEL ID"
    ],
    "authenticity_concerns": [
        "photo 6: Visible interior branding appears to identify another brand, VANGEL, rather than Coach.",
        "photo 1: Straw\/woven construction and braided strap are incompatible with a likely vintage Coach glove-tanned leather handbag.",
        "photo 6: Synthetic-looking lining and a generic black zipper provide no Coach identifiers."
    ],
    "possible_model_reasoning": [
        "photo 1: The flat rectangular woven body, concentric decorative pattern, braided strap, and zipper opening fit an artisan woven ethnic or resort-style crossbody bag, not a cataloged Coach model.",
        "photo 6: The apparent VANGEL label is direct evidence against Coach manufacture; no creed or serial is shown.",
        "Condition: Good to Very Good; woven body appears intact, but edge wrapping and strap show loose fibers and wear in photos 3-5. Interior is visible and appears used, with some discoloration or marks.",
        "No Coach model fits: woven straw basket construction, VANGEL label, synthetic lining and non-brass hardware are inconsistent with all Coach glove-tanned, Signature canvas, and modern leather lines",
        "Condition: Very Good to Excellent for what it is; weave intact in photo 1-2, leather trim supple in photo 3-4, lining clean in photo 5"
    ],
    "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: No turnlock, Coach-marked hardware, or metal branding is visible; closure appears to use a black zipper visible in photos 3 and 6.",
        "leather_description": "photo 1: Braided or wrapped tan leather-like trim and cord are visible around a woven straw\/plant-fiber body; material composition is not confirmed.",
        "lining_description": "photo 6: Green synthetic-looking lining is visible, with an interior label that appears to read VANGEL.",
        "strap_construction": "photo 1: Long braided tan cord or leather-like crossbody strap with knotted\/sliding adjustment details.",
        "stitching_description": "photos 3-5: Visible edge wrapping and stitching are utilitarian and uneven in places; no Coach-specific construction detail is visible."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0329,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.01,
                "vintage_probability": 0.35,
                "authenticity_confidence": 0.01,
                "image_quality_score": 0.93,
                "seller_misidentification_probability": 0.97,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: Bag is constructed primarily from woven straw or plant fiber with a braided leather-like border, unlike Coach's documented leather, coated-canvas, or signature-canvas constructions.",
                    "photo 6: Interior label appears to read VANGEL, not COACH; the bag has a green synthetic-looking lining and black zipper.",
                    "photo 1: No Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware is visible.",
                    "photo 1: The concentric woven pattern and braided cord shoulder strap are inconsistent with the listed vintage Coach model catalog."
                ],
                "missing_information": [
                    "photo 3: Reverse and bottom views are not shown.",
                    "photo 6: The VANGEL label is visible but its full wording and country of manufacture are not clear.",
                    "photo 4: Zipper pull and any hardware markings are not shown in a close-up.",
                    "Seller-stated dimensions and materials would help estimate resale value."
                ],
                "authenticity_concerns": [
                    "photo 6: Visible interior branding appears to identify another brand, VANGEL, rather than Coach.",
                    "photo 1: Straw\/woven construction and braided strap are incompatible with a likely vintage Coach glove-tanned leather handbag.",
                    "photo 6: Synthetic-looking lining and a generic black zipper provide no Coach identifiers."
                ],
                "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: No turnlock, Coach-marked hardware, or metal branding is visible; closure appears to use a black zipper visible in photos 3 and 6.",
                    "leather_description": "photo 1: Braided or wrapped tan leather-like trim and cord are visible around a woven straw\/plant-fiber body; material composition is not confirmed.",
                    "lining_description": "photo 6: Green synthetic-looking lining is visible, with an interior label that appears to read VANGEL.",
                    "strap_construction": "photo 1: Long braided tan cord or leather-like crossbody strap with knotted\/sliding adjustment details.",
                    "stitching_description": "photos 3-5: Visible edge wrapping and stitching are utilitarian and uneven in places; no Coach-specific construction detail is visible."
                },
                "possible_model_reasoning": [
                    "photo 1: The flat rectangular woven body, concentric decorative pattern, braided strap, and zipper opening fit an artisan woven ethnic or resort-style crossbody bag, not a cataloged Coach model.",
                    "photo 6: The apparent VANGEL label is direct evidence against Coach manufacture; no creed or serial is shown.",
                    "Condition: Good to Very Good; woven body appears intact, but edge wrapping and strap show loose fibers and wear in photos 3-5. Interior is visible and appears used, with some discoloration or marks."
                ],
                "confidence": 0.94,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 45
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.01,
                "coach_probability": 0.01,
                "confidence": 0.9,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.75,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "No Coach creed, serial, or wordmark visible in any photo - no further Coach-specific photos warranted given positive VANGEL ID"
                ],
                "negative_evidence": [
                    "photo 1: body is coiled woven straw\/raffia in concentric circles, not glove-tanned cowhide - straw\/crochet material per triage is coach_probability <=0.05",
                    "photo 5: interior fabric label clearly reads VANGEL, not COACH",
                    "photo 1, photo 2, photo 3, photo 4: no creed patch, no COACH wordmark, no horse-and-carriage, no hangtag visible",
                    "photo 3: silver-tone coil zipper with unbranded\/ART-like pull, not solid brass Talon\/YKK vintage Coach hardware",
                    "photo 5: green shiny synthetic satin lining, not unlined suede-back glove-tanned interior of vintage classics",
                    "photo 1, photo 2: silhouette is round woven basket\/bag with braided handles, matches no Coach catalog style"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "no brass turnlock, buckles or D-rings; only silver-tone zipper and pull visible in photo 3; no COACH stamping visible",
                    "leather_description": "tan smooth leather trim around rim and braided leather handles\/strap visible in photo 1-4; not glove-tanned cowhide with patina",
                    "lining_description": "green satin-like synthetic fabric lining visible in photo 5 with sewn-in VANGEL label",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "white whip\/lashing stitch around leather-bound rim in photo 3-4; straight machine stitching on tan leather zip gusset",
                    "strap_construction": "two short braided top handles with knotted ends plus long braided crossbody strap with knot adjusters visible in photo 1-2",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: woven straw basket construction, VANGEL label, synthetic lining and non-brass hardware are inconsistent with all Coach glove-tanned, Signature canvas, and modern leather lines",
                    "Condition: Very Good to Excellent for what it is; weave intact in photo 1-2, leather trim supple in photo 3-4, lining clean in photo 5"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.05,
                "vintage_probability": 0.15
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 28476,
            "output_tokens": 787,
            "total_tokens": 29263,
            "estimated_cost_usd": 0.013279
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 29942,
            "output_tokens": 1399,
            "total_tokens": 31341,
            "estimated_cost_usd": 0.007108
        }
    ]
}