Vintage Coach Hunter

{
    "is_handbag_probability": 0.59,
    "coach_probability": 0.285,
    "vintage_probability": 0.1,
    "authenticity_confidence": 0.185,
    "image_quality_score": 0.39,
    "seller_misidentification_probability": 0.295,
    "confidence": 0.28,
    "recommended_max_bid": 15,
    "estimated_resale_low": 17.5,
    "estimated_resale_high": 60,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: The listing clearly shows a mixed lot of multiple handbags, including several shoulder and crossbody shapes.",
        "photo 1: One brown bag near the bottom center has a repeated paired-C-like monogram pattern, which could be brand-evoking canvas but is not enough to establish Coach manufacture.",
        "photo 1 bottom-center: large brown\/beige interlocking C-pattern coated canvas tote with brown leather-look trim, silhouette and pattern scale consistent with 2000s Coach Signature canvas tote"
    ],
    "negative_evidence": [
        "photo 1: The lot contains numerous different monogram patterns, decorative motifs, and apparent logo treatments rather than a consistent Coach construction style.",
        "photo 1: No legible COACH wordmark, horse-and-carriage mark, creed patch, serial\/style number, or Coach hangtag is visible.",
        "photo 1: The prominent brown monogram bag appears to have coated\/textile construction and large patterned panels; its details do not establish a vintage glove-tanned Coach bag.",
        "photo 1: Most bags appear fabric or coated-canvas based, with no clearly visible solid-brass vintage Coach hardware or unlined leather interiors.",
        "photo 1: The seller identifies the lot as unbranded and provides no verifiable brand or model information.",
        "photo 1: no legible COACH wordmark, horse-and-carriage, creed patch, or hangtag on any bag",
        "photo 1: 8 of 9 bags show non-Coach motifs: cherry print, geometric prints, faux-quatrefoil prints, plain canvas - synthetic\/fast-fashion appearance",
        "photo 1: no solid brass hardware, no unlined glove-tanned leather, no turnlock geometry visible",
        "photo 1: single distant overhead shot only, insufficient resolution to read any identifier"
    ],
    "missing_information": [
        "Individual photos of each bag separated from the lot",
        "Straight-on interior photos of every bag, especially back walls and slip pockets where creed patches may appear",
        "Close-ups of all logo areas, zipper pulls, clasps, and hardware",
        "Photos of any tags, labels, and serial\/style-number stamps",
        "Bottom, side, corner, strap, and condition photos for each bag",
        "Seller-stated dimensions and a clarification of whether any bag is leather rather than fabric or synthetic material",
        "creed patch straight-on close-up for bottom-center C-pattern bag",
        "interior views and any fabric tags for all bags",
        "turnlock\/hardware\/zipper-pull stamps close-ups",
        "hangtag both faces if present",
        "front\/back\/bottom\/side views with scale for candidate Coach bag",
        "seller-stated dimensions"
    ],
    "authenticity_concerns": [
        "photo 1: Several bags use generic or brand-evoking monogram patterns, but no Coach identifiers are visible; these should not be treated as Coach signature canvas.",
        "photo 1: Because this is a mixed lot photographed from a distance, any brand attribution or authenticity assessment for an individual bag is unsupported.",
        "photo 1: bottom-center C-pattern bag cannot be verified for mirror-symmetry, centering, or paired-C alignment at this distance - replica risk",
        "photo 1: no creed, serial, wordmark, or hardware engraving legible to confirm Coach manufacture",
        "photo 1: lot context with 8 other clearly non-Coach fast-fashion printed bags lowers prior for genuine Coach lot"
    ],
    "possible_model_reasoning": [
        "photo 1: No individual bag can be matched reliably to a Coach catalog model because the interiors, identifiers, closures, and proportions are not shown closely enough.",
        "photo 1: The repeated-C-like brown bag may be a later monogram-style handbag, but the pattern alone cannot distinguish Coach from other brands or counterfeits.",
        "photo 1: Condition is approximately Good\/unknown for the lot based on visible used presentation, but interiors, odors, lining failure, strap cracking, and bottom wear are not assessable.",
        "bottom-center bag silhouette and large C-pattern suggests 2000s Coach Signature canvas tote, but style number cannot be determined without creed\/interior\/hardware; other 8 bags do not match any Coach catalog style",
        "Condition: Good to Fair; bottom-center trim shows scuffing\/wear, other bags show slouching and wear, but grading capped by single distant photo with no corners\/interior\/strap detail"
    ],
    "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: Various small buckles, zipper pulls, rings, and decorative closures are visible, but no clearly identifiable vintage Coach turnlock or legible Coach engraving can be assessed.",
        "leather_description": "photo 1: Most visible bags appear to be textile, coated canvas, or synthetic material; genuine leather is not verifiable from this image.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1: Multiple shoulder and crossbody straps are visible, including adjustable straps and top handles; construction details are too distant to assess.",
        "stitching_description": "photo 1: General edge stitching is visible on some bags, but resolution and distance do not permit a meaningful construction assessment."
    },
    "ensemble_agreement": "MEDIUM",
    "ensemble_variance": 0.0295,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.22,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.12,
                "image_quality_score": 0.58,
                "seller_misidentification_probability": 0.24,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: The listing clearly shows a mixed lot of multiple handbags, including several shoulder and crossbody shapes.",
                    "photo 1: One brown bag near the bottom center has a repeated paired-C-like monogram pattern, which could be brand-evoking canvas but is not enough to establish Coach manufacture."
                ],
                "negative_evidence": [
                    "photo 1: The lot contains numerous different monogram patterns, decorative motifs, and apparent logo treatments rather than a consistent Coach construction style.",
                    "photo 1: No legible COACH wordmark, horse-and-carriage mark, creed patch, serial\/style number, or Coach hangtag is visible.",
                    "photo 1: The prominent brown monogram bag appears to have coated\/textile construction and large patterned panels; its details do not establish a vintage glove-tanned Coach bag.",
                    "photo 1: Most bags appear fabric or coated-canvas based, with no clearly visible solid-brass vintage Coach hardware or unlined leather interiors.",
                    "photo 1: The seller identifies the lot as unbranded and provides no verifiable brand or model information."
                ],
                "missing_information": [
                    "Individual photos of each bag separated from the lot",
                    "Straight-on interior photos of every bag, especially back walls and slip pockets where creed patches may appear",
                    "Close-ups of all logo areas, zipper pulls, clasps, and hardware",
                    "Photos of any tags, labels, and serial\/style-number stamps",
                    "Bottom, side, corner, strap, and condition photos for each bag",
                    "Seller-stated dimensions and a clarification of whether any bag is leather rather than fabric or synthetic material"
                ],
                "authenticity_concerns": [
                    "photo 1: Several bags use generic or brand-evoking monogram patterns, but no Coach identifiers are visible; these should not be treated as Coach signature canvas.",
                    "photo 1: Because this is a mixed lot photographed from a distance, any brand attribution or authenticity assessment for an individual bag is unsupported."
                ],
                "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: Various small buckles, zipper pulls, rings, and decorative closures are visible, but no clearly identifiable vintage Coach turnlock or legible Coach engraving can be assessed.",
                    "leather_description": "photo 1: Most visible bags appear to be textile, coated canvas, or synthetic material; genuine leather is not verifiable from this image.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1: Multiple shoulder and crossbody straps are visible, including adjustable straps and top handles; construction details are too distant to assess.",
                    "stitching_description": "photo 1: General edge stitching is visible on some bags, but resolution and distance do not permit a meaningful construction assessment."
                },
                "possible_model_reasoning": [
                    "photo 1: No individual bag can be matched reliably to a Coach catalog model because the interiors, identifiers, closures, and proportions are not shown closely enough.",
                    "photo 1: The repeated-C-like brown bag may be a later monogram-style handbag, but the pattern alone cannot distinguish Coach from other brands or counterfeits.",
                    "photo 1: Condition is approximately Good\/unknown for the lot based on visible used presentation, but interiors, odors, lining failure, strap cracking, and bottom wear are not assessable."
                ],
                "confidence": 0.36,
                "recommended_max_bid": 15,
                "estimated_resale_low": 15,
                "estimated_resale_high": 60
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1: bottom-center C-pattern bag cannot be verified for mirror-symmetry, centering, or paired-C alignment at this distance - replica risk",
                    "photo 1: no creed, serial, wordmark, or hardware engraving legible to confirm Coach manufacture",
                    "photo 1: lot context with 8 other clearly non-Coach fast-fashion printed bags lowers prior for genuine Coach lot"
                ],
                "authenticity_confidence": 0.25,
                "coach_probability": 0.35,
                "confidence": 0.2,
                "estimated_era": "2001-2012 (signature canvas)",
                "estimated_resale_high": 60,
                "estimated_resale_low": 20,
                "image_quality_score": 0.2,
                "is_handbag_probability": 0.2,
                "missing_information": [
                    "creed patch straight-on close-up for bottom-center C-pattern bag",
                    "interior views and any fabric tags for all bags",
                    "turnlock\/hardware\/zipper-pull stamps close-ups",
                    "hangtag both faces if present",
                    "front\/back\/bottom\/side views with scale for candidate Coach bag",
                    "seller-stated dimensions"
                ],
                "negative_evidence": [
                    "photo 1: no legible COACH wordmark, horse-and-carriage, creed patch, or hangtag on any bag",
                    "photo 1: 8 of 9 bags show non-Coach motifs: cherry print, geometric prints, faux-quatrefoil prints, plain canvas - synthetic\/fast-fashion appearance",
                    "photo 1: no solid brass hardware, no unlined glove-tanned leather, no turnlock geometry visible",
                    "photo 1: single distant overhead shot only, insufficient resolution to read any identifier"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "not_visible - hardware indistinct in distant overhead shot",
                    "leather_description": "bottom-center bag appears coated canvas with C-pattern and brown trim; other bags appear synthetic fabric\/coated material, no glove-tanned leather visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible",
                    "strap_construction": "not_visible - straps collapsed\/flat lay, no attachment detail legible",
                    "turnlock_present": false
                },
                "positive_evidence": [
                    "photo 1 bottom-center: large brown\/beige interlocking C-pattern coated canvas tote with brown leather-look trim, silhouette and pattern scale consistent with 2000s Coach Signature canvas tote"
                ],
                "possible_model_reasoning": [
                    "bottom-center bag silhouette and large C-pattern suggests 2000s Coach Signature canvas tote, but style number cannot be determined without creed\/interior\/hardware; other 8 bags do not match any Coach catalog style",
                    "Condition: Good to Fair; bottom-center trim shows scuffing\/wear, other bags show slouching and wear, but grading capped by single distant photo with no corners\/interior\/strap detail"
                ],
                "possible_models": [],
                "recommended_max_bid": 15,
                "seller_misidentification_probability": 0.35,
                "vintage_probability": 0.08
            }
        }
    ],
    "_usage": [
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            "output_tokens": 930,
            "total_tokens": 18305,
            "estimated_cost_usd": 0.009182
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 17828,
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}