Vintage Coach Hunter

{
    "is_handbag_probability": 0.975,
    "coach_probability": 0.075,
    "vintage_probability": 0.21,
    "authenticity_confidence": 0.07,
    "image_quality_score": 0.655,
    "seller_misidentification_probability": 0.075,
    "confidence": 0.665,
    "recommended_max_bid": 10,
    "estimated_resale_low": 12.5,
    "estimated_resale_high": 35,
    "possible_models": [],
    "positive_evidence": [
        "photo 1: Leather-like burgundy suede tote with substantial double handles and a small attached leather tag is consistent with a handbag, but no Coach-specific identifier is visible.",
        "photo 1: The burgundy color and soft suede construction could superficially overlap with some Coach suede lines."
    ],
    "negative_evidence": [
        "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware.",
        "photo 2: The attached rectangular tag appears blank or unreadable and does not visibly read COACH.",
        "photo 6: The bag has simple stitched suede panels and rolled handles, but no visible Coach-specific closure, hardware, or model-defining feature.",
        "photo 1: The broad triangular tote silhouette is generic and is not sufficient to identify a Coach model.",
        "listing text: Seller identifies the bag as unbranded and provides no Coach-specific evidence; this is weak contextual evidence only.",
        "photo 1-3,6: no creed patch, COACH wordmark, or horse-and-carriage visible",
        "photo 1-3,6: no turnlock or solid brass hardware visible",
        "photo 1-3: suede body with smooth leather trim and rolled double handles, not classic unlined glove-tanned construction",
        "photo 1-2: small blank suede rectangle on thin string, not two-ply stamped COACH hangtag on bead chain",
        "photo 1-6: silhouette with center seam and soft tote form does not match catalog classic styles"
    ],
    "missing_information": [
        "photo request: Straight-on interior wall and every interior pocket, including any creed patch or fabric tag.",
        "photo request: Close-up of the attached leather tag, front and back, in focus.",
        "photo request: Close-ups of all seams, handle attachments, bottom, corners, and any zipper or closure.",
        "photo request: Full interior emptied and opened to establish lining material and construction.",
        "photo request: Any maker stamp, zipper-pull marking, or country-of-origin label.",
        "interior views emptied showing lining and any creed patch or fabric tags",
        "creed patch straight-on in raking light if present",
        "bottom and corners close-up",
        "close-up of small tag both faces and attachment",
        "any stamps on hardware, lining, or Made-in line"
    ],
    "authenticity_concerns": [
        "photo 1: No Coach identifier is visible, so the bag currently reads as a generic suede tote rather than an identifiable Coach product.",
        "photo 6: The visible construction does not establish a Coach catalog match; a lookalike or unrelated maker remains more likely.",
        "photo 1-3,6: no creed, wordmark, or branded hardware visible to verify Coach manufacture",
        "photo 1-2: small blank suede tag on string is not a stamped COACH hangtag and adds no brand evidence"
    ],
    "possible_model_reasoning": [
        "No Coach model is listed because the bag lacks a visible Coach identifier and the silhouette is generic.",
        "The tote is approximately 19\u201320 inches wide based on the ruler photos, but dimensions alone do not provide a reliable Coach model match.",
        "Condition: approximately Very Good from the visible exterior; suede shows substantial nap variation and handling marks, with no obvious tears visible. Bottom, interior, odor, and strap attachment condition remain incompletely assessed.",
        "No Coach model fits: no turnlock, no brass, no creed, suede tote form unlike City Bag, Willis, Court, Station, Duffle Sac or Sonoma shapes in catalog",
        "Suede plus leather trim was used for 1990s Sonoma but without interior\/creed\/hardware there is no basis to attribute this bag to that line",
        "Condition: Very Good to Excellent on visible exterior; photo 1-3: suede uniform with no major stains or corner wear shown, but interior, bottom and odor unknown so grade capped"
    ],
    "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": true,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1: Small burgundy leather tag attached by thin cords; no legible branding or metal hardware visible. Other hardware not_visible.",
        "leather_description": "photo 1: Burgundy\/bordeaux suede-like material with matching smooth-looking rolled leather trim and handles; exact leather type not verifiable from photos.",
        "lining_description": "photo 6: Interior opening is visible and appears to use matching burgundy material, but the full lining and pockets are not shown clearly.",
        "strap_construction": "photo 1: Two fixed rolled double handles, stitched into the upper side seams; no detachable shoulder strap visible.",
        "stitching_description": "photo 2: Straight, fairly even burgundy-toned stitching is visible along the panel seams and handles; stress-point construction is incompletely shown."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0028,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.09,
                "vintage_probability": 0.12,
                "authenticity_confidence": 0.08,
                "image_quality_score": 0.76,
                "seller_misidentification_probability": 0.09,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [
                    "photo 1: Leather-like burgundy suede tote with substantial double handles and a small attached leather tag is consistent with a handbag, but no Coach-specific identifier is visible.",
                    "photo 1: The burgundy color and soft suede construction could superficially overlap with some Coach suede lines."
                ],
                "negative_evidence": [
                    "photo 1: No visible Coach wordmark, horse-and-carriage, creed patch, or recognizable Coach hardware.",
                    "photo 2: The attached rectangular tag appears blank or unreadable and does not visibly read COACH.",
                    "photo 6: The bag has simple stitched suede panels and rolled handles, but no visible Coach-specific closure, hardware, or model-defining feature.",
                    "photo 1: The broad triangular tote silhouette is generic and is not sufficient to identify a Coach model.",
                    "listing text: Seller identifies the bag as unbranded and provides no Coach-specific evidence; this is weak contextual evidence only."
                ],
                "missing_information": [
                    "photo request: Straight-on interior wall and every interior pocket, including any creed patch or fabric tag.",
                    "photo request: Close-up of the attached leather tag, front and back, in focus.",
                    "photo request: Close-ups of all seams, handle attachments, bottom, corners, and any zipper or closure.",
                    "photo request: Full interior emptied and opened to establish lining material and construction.",
                    "photo request: Any maker stamp, zipper-pull marking, or country-of-origin label."
                ],
                "authenticity_concerns": [
                    "photo 1: No Coach identifier is visible, so the bag currently reads as a generic suede tote rather than an identifiable Coach product.",
                    "photo 6: The visible construction does not establish a Coach catalog match; a lookalike or unrelated maker remains more likely."
                ],
                "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": true,
                    "hardware_description": "photo 1: Small burgundy leather tag attached by thin cords; no legible branding or metal hardware visible. Other hardware not_visible.",
                    "leather_description": "photo 1: Burgundy\/bordeaux suede-like material with matching smooth-looking rolled leather trim and handles; exact leather type not verifiable from photos.",
                    "lining_description": "photo 6: Interior opening is visible and appears to use matching burgundy material, but the full lining and pockets are not shown clearly.",
                    "strap_construction": "photo 1: Two fixed rolled double handles, stitched into the upper side seams; no detachable shoulder strap visible.",
                    "stitching_description": "photo 2: Straight, fairly even burgundy-toned stitching is visible along the panel seams and handles; stress-point construction is incompletely shown."
                },
                "possible_model_reasoning": [
                    "No Coach model is listed because the bag lacks a visible Coach identifier and the silhouette is generic.",
                    "The tote is approximately 19\u201320 inches wide based on the ruler photos, but dimensions alone do not provide a reliable Coach model match.",
                    "Condition: approximately Very Good from the visible exterior; suede shows substantial nap variation and handling marks, with no obvious tears visible. Bottom, interior, odor, and strap attachment condition remain incompletely assessed."
                ],
                "confidence": 0.68,
                "recommended_max_bid": 8,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-3,6: no creed, wordmark, or branded hardware visible to verify Coach manufacture",
                    "photo 1-2: small blank suede tag on string is not a stamped COACH hangtag and adds no brand evidence"
                ],
                "authenticity_confidence": 0.06,
                "coach_probability": 0.06,
                "confidence": 0.65,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 35,
                "estimated_resale_low": 15,
                "image_quality_score": 0.55,
                "is_handbag_probability": 0.97,
                "missing_information": [
                    "interior views emptied showing lining and any creed patch or fabric tags",
                    "creed patch straight-on in raking light if present",
                    "bottom and corners close-up",
                    "close-up of small tag both faces and attachment",
                    "any stamps on hardware, lining, or Made-in line"
                ],
                "negative_evidence": [
                    "photo 1-3,6: no creed patch, COACH wordmark, or horse-and-carriage visible",
                    "photo 1-3,6: no turnlock or solid brass hardware visible",
                    "photo 1-3: suede body with smooth leather trim and rolled double handles, not classic unlined glove-tanned construction",
                    "photo 1-2: small blank suede rectangle on thin string, not two-ply stamped COACH hangtag on bead chain",
                    "photo 1-6: silhouette with center seam and soft tote form does not match catalog classic styles"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": true,
                    "hardware_description": "no metal hardware visible in photos; no turnlock, buckles, D-rings, or zipper pulls shown",
                    "leather_description": "photo 1-3,6: burgundy suede body with smooth burgundy leather piping\/trim and rolled handles; nap visible, no glove-tanned grain shown",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "photo 2-3: tone-on-tone straight stitching along top edge and center seam, even but not diagnostic",
                    "strap_construction": "photo 1-2,6: two fixed rolled double shoulder handles in matching smooth leather, sewn directly to body, no buckles or dogleash clips shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: no turnlock, no brass, no creed, suede tote form unlike City Bag, Willis, Court, Station, Duffle Sac or Sonoma shapes in catalog",
                    "Suede plus leather trim was used for 1990s Sonoma but without interior\/creed\/hardware there is no basis to attribute this bag to that line",
                    "Condition: Very Good to Excellent on visible exterior; photo 1-3: suede uniform with no major stains or corner wear shown, but interior, bottom and odor unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.06,
                "vintage_probability": 0.3
            }
        }
    ],
    "_usage": [
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            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 33097,
            "output_tokens": 821,
            "total_tokens": 33918,
            "estimated_cost_usd": 0.015209
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 35569,
            "output_tokens": 1594,
            "total_tokens": 37163,
            "estimated_cost_usd": 0.008389
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}