Vintage Coach Hunter

{
    "is_handbag_probability": 0.965,
    "coach_probability": 0.025,
    "vintage_probability": 0.475,
    "authenticity_confidence": 0.025,
    "image_quality_score": 0.61,
    "seller_misidentification_probability": 0.04,
    "confidence": 0.8,
    "recommended_max_bid": 9,
    "estimated_resale_low": 7.5,
    "estimated_resale_high": 30,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: exterior is a densely printed floral textile rather than the smooth or pebbled glove-tanned leather typical of classic vintage Coach.",
        "photo 2: the visible metal frame and spherical kisslock do not show a Coach wordmark, horse-and-carriage, or other Coach identifier.",
        "photo 3: the bag has a large textile satchel\/tote-like body and does not visibly match a recognizable classic Coach silhouette.",
        "photo 4: interior is fabric-lined and no Coach creed patch, serial number, or label is visible.",
        "seller description: seller states there is no brand or material tag; this provides no positive Coach evidence.",
        "photo 1: body is printed floral fabric, not glove-tanned cowhide",
        "photo 2: silver-tone kisslock ball clasp frame, not vintage Coach solid brass turnlock geometry",
        "photo 4: shiny mustard synthetic lining with no leather creed patch on visible interior",
        "photo 3: fabric bottom with piping, no leather, no brass feet, no Coach construction cues"
    ],
    "missing_information": [
        "photo 4: close, straight-on interior-wall and pocket photographs to confirm whether a small creed patch or fabric brand label is present.",
        "photo 2: close-ups of all hardware, including the frame ends, clasp, handle attachments, and any zipper pulls.",
        "full front, back, both sides, bottom, and strap\/handle attachment views.",
        "seller-stated material composition and any labels or markings hidden in seams or pockets.",
        "photo 5: full front, back, side and bottom views with scale - only close-ups provided",
        "photo 6: exterior silhouette and handle attachment detail not shown",
        "photo 4: interior shows no creed patch, hangtag, or brand label - confirm no tags hidden in seams"
    ],
    "authenticity_concerns": [
        "photo 1: printed textile construction and photo 4's fabric lining are inconsistent with the classic unlined glove-tanned leather Coach population.",
        "No Coach identifier is visible in the provided photos, so Coach manufacture cannot be supported."
    ],
    "possible_model_reasoning": [
        "photo 2 and photo 4: the frame-and-kisslock construction suggests a vintage or vintage-inspired textile frame handbag, not a catalogued Coach leather classic.",
        "photo 3: seller states approximately 18 \u00d7 14 \u00d7 5 inches, consistent with a roomy textile handbag but not enough to identify a Coach model.",
        "Condition: cannot reliably grade; exterior, bottom, corners, and hardware condition are incompletely shown. Interior appears intact in photo 4, with visible wrinkling in the lining.",
        "No Coach identifier visible in any photo: no creed, no wordmark, no hangtag, no brass turnlock",
        "Construction is inconsistent with vintage Coach classics: fabric body + chrome kisslock + synthetic lining vs unlined glove-tanned + solid brass",
        "Silhouette appears to be large fabric kisslock tote\/carryall ~18x14x5 per seller, no catalog match in Coach model list",
        "Condition: indeterminate from close-ups only; fabric looks intact but full grading capped without exterior and corner views"
    ],
    "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: shiny metal kisslock frame with a spherical closure; no legible brand engraving is visible.",
        "leather_description": "photo 1: no leather is visibly present; exterior appears to be printed woven textile.",
        "lining_description": "photo 4: light tan gathered fabric lining is visible; no label or creed patch is visible.",
        "strap_construction": "photo 1: matching printed textile strap or handle section is visible, but its full attachment and construction are not shown.",
        "stitching_description": "photo 1 and photo 3: visible seams and piping appear generally even; detailed stitching at stress points is not shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0063,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.03,
                "vintage_probability": 0.65,
                "authenticity_confidence": 0.03,
                "image_quality_score": 0.72,
                "seller_misidentification_probability": 0.06,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: exterior is a densely printed floral textile rather than the smooth or pebbled glove-tanned leather typical of classic vintage Coach.",
                    "photo 2: the visible metal frame and spherical kisslock do not show a Coach wordmark, horse-and-carriage, or other Coach identifier.",
                    "photo 3: the bag has a large textile satchel\/tote-like body and does not visibly match a recognizable classic Coach silhouette.",
                    "photo 4: interior is fabric-lined and no Coach creed patch, serial number, or label is visible.",
                    "seller description: seller states there is no brand or material tag; this provides no positive Coach evidence."
                ],
                "missing_information": [
                    "photo 4: close, straight-on interior-wall and pocket photographs to confirm whether a small creed patch or fabric brand label is present.",
                    "photo 2: close-ups of all hardware, including the frame ends, clasp, handle attachments, and any zipper pulls.",
                    "full front, back, both sides, bottom, and strap\/handle attachment views.",
                    "seller-stated material composition and any labels or markings hidden in seams or pockets."
                ],
                "authenticity_concerns": [
                    "photo 1: printed textile construction and photo 4's fabric lining are inconsistent with the classic unlined glove-tanned leather Coach population.",
                    "No Coach identifier is visible in the provided photos, so Coach manufacture cannot be supported."
                ],
                "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: shiny metal kisslock frame with a spherical closure; no legible brand engraving is visible.",
                    "leather_description": "photo 1: no leather is visibly present; exterior appears to be printed woven textile.",
                    "lining_description": "photo 4: light tan gathered fabric lining is visible; no label or creed patch is visible.",
                    "strap_construction": "photo 1: matching printed textile strap or handle section is visible, but its full attachment and construction are not shown.",
                    "stitching_description": "photo 1 and photo 3: visible seams and piping appear generally even; detailed stitching at stress points is not shown."
                },
                "possible_model_reasoning": [
                    "photo 2 and photo 4: the frame-and-kisslock construction suggests a vintage or vintage-inspired textile frame handbag, not a catalogued Coach leather classic.",
                    "photo 3: seller states approximately 18 \u00d7 14 \u00d7 5 inches, consistent with a roomy textile handbag but not enough to identify a Coach model.",
                    "Condition: cannot reliably grade; exterior, bottom, corners, and hardware condition are incompletely shown. Interior appears intact in photo 4, with visible wrinkling in the lining."
                ],
                "confidence": 0.78,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 40
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.82,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 20,
                "estimated_resale_low": 5,
                "image_quality_score": 0.5,
                "is_handbag_probability": 0.95,
                "missing_information": [
                    "photo 5: full front, back, side and bottom views with scale - only close-ups provided",
                    "photo 6: exterior silhouette and handle attachment detail not shown",
                    "photo 4: interior shows no creed patch, hangtag, or brand label - confirm no tags hidden in seams"
                ],
                "negative_evidence": [
                    "photo 1: body is printed floral fabric, not glove-tanned cowhide",
                    "photo 2: silver-tone kisslock ball clasp frame, not vintage Coach solid brass turnlock geometry",
                    "photo 4: shiny mustard synthetic lining with no leather creed patch on visible interior",
                    "photo 3: fabric bottom with piping, no leather, no brass feet, no Coach construction cues"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "silver-tone kisslock frame with ball clasp visible in photo 2 and photo 4; thin, plated appearance, not solid brass turnlock",
                    "leather_description": "no leather visible; body appears to be printed woven fabric with orange\/yellow floral on blue-grey ground",
                    "lining_description": "mustard\/gold synthetic fabric lining visible in photo 4, gathered at frame, no suede and no creed patch",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - seams and stitching not clearly shown",
                    "strap_construction": "fabric handles in same floral print partially visible in photo 2; full length and attachment not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach identifier visible in any photo: no creed, no wordmark, no hangtag, no brass turnlock",
                    "Construction is inconsistent with vintage Coach classics: fabric body + chrome kisslock + synthetic lining vs unlined glove-tanned + solid brass",
                    "Silhouette appears to be large fabric kisslock tote\/carryall ~18x14x5 per seller, no catalog match in Coach model list",
                    "Condition: indeterminate from close-ups only; fabric looks intact but full grading capped without exterior and corner views"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 16847,
            "output_tokens": 747,
            "total_tokens": 17594,
            "estimated_cost_usd": 0.008532
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17163,
            "output_tokens": 1230,
            "total_tokens": 18393,
            "estimated_cost_usd": 0.004417
        }
    ]
}