Vintage Coach Hunter

{
    "is_handbag_probability": 0.935,
    "coach_probability": 0.02,
    "vintage_probability": 0.225,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.735,
    "seller_misidentification_probability": 0.025,
    "confidence": 0.86,
    "recommended_max_bid": 6.5,
    "estimated_resale_low": 5,
    "estimated_resale_high": 22.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag appears to be a small textile evening or crossbody purse with dark velvet, silver cord trim, and a decorative embroidered\/beaded central motif, not a Coach leather handbag.",
        "photo 1: No visible Coach wordmark, horse-and-carriage, leather hangtag, creed patch, serial number, or characteristic Coach hardware.",
        "photo 2: The reverse is plain dark textile\/velvet with a cord strap and no visible brand identifier.",
        "photo 1: The strap appears to be braided cord rather than a typical Coach leather strap or vintage Coach chain-and-leather construction.",
        "photo 1: front is black velvet\/textile pouch with silver metallic braid embroidery and edging, not glove-tanned leather",
        "photo 1-2: no turnlock or solid-brass hardware, only thin braided cord strap",
        "photo 2: plain velvet back with no pockets, no creed, no hangtag, no COACH wordmark",
        "photo 1-2: small evening-pouch silhouette ~7in wide per ruler does not match catalog Coach classics"
    ],
    "missing_information": [
        "photo 1-2: Interior, closure, and any sewn-in brand or care label are not shown.",
        "photo 1-2: Close-up photographs of the inside, attachment points, and closure would be needed to identify the maker and better date the purse.",
        "photo 1-2: Exact materials and condition of the textile and decorative stitching are not fully visible.",
        "interior view not shown - lining and any maker label unknown",
        "close-up of trim\/cord material and construction not shown",
        "no creed patch view - none expected on this construction"
    ],
    "authenticity_concerns": [
        "photo 1-2: The visible construction has no Coach identifiers and is inconsistent with the leather, brass-hardware construction of the vintage Coach examples relevant to this assessment.",
        "photo 1-2: This should be treated as a generic or possibly vintage textile evening purse rather than a Coach item.",
        "photo 1-2: non-leather textile\/velvet construction with metallic braid trim is inconsistent with vintage Coach glove-tanned leather construction",
        "photo 1-2: no Coach identifiers visible - no creed, wordmark, hangtag, or solid-brass hardware"
    ],
    "possible_model_reasoning": [
        "photo 1-2: The silhouette and cord strap fit a small vintage-style textile evening or crossbody purse, but do not match a recognizable Coach catalog model.",
        "photo 1-2: No visible identifier supports a Coach attribution or a reliable vintage date; the era is therefore uncertain and the canonical non-Coach label is used.",
        "photo 1-2: Condition appears approximately Good based on visible dust\/lint and loose or frayed cord strands, but the interior and bottom are not shown.",
        "No Coach model fits: textile evening pouch with braid trim and cord strap matches generic boho\/evening pouch, not any 1970s-1990s glove-tanned catalog style",
        "Era reasoning: non-leather construction with no identifiers points to modern non-Coach; vintage before 2000 cannot be ruled out from photos alone but no Coach vintage cues present",
        "Condition: Good to Very Good for a textile pouch based on photos 1-2; no interior shown so odor, lining and stains unknown"
    ],
    "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 1-2: Silver-colored braided cord trim and cord strap are visible; no Coach-style turnlock or other identifiable metal hardware is visible.",
        "leather_description": "photo 1-2: No leather body or leather trim is visible; the body appears to be dark velvet or another textile.",
        "lining_description": "not_visible",
        "strap_construction": "photo 1-2: Long braided textile\/cord shoulder strap attached at the upper sides.",
        "stitching_description": "photo 1: Decorative silver-toned embroidered or beaded motif and scalloped cord edging are visible; construction stitching is not sufficiently close to evaluate."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0014,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.97,
                "coach_probability": 0.02,
                "vintage_probability": 0.2,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.82,
                "seller_misidentification_probability": 0.03,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag appears to be a small textile evening or crossbody purse with dark velvet, silver cord trim, and a decorative embroidered\/beaded central motif, not a Coach leather handbag.",
                    "photo 1: No visible Coach wordmark, horse-and-carriage, leather hangtag, creed patch, serial number, or characteristic Coach hardware.",
                    "photo 2: The reverse is plain dark textile\/velvet with a cord strap and no visible brand identifier.",
                    "photo 1: The strap appears to be braided cord rather than a typical Coach leather strap or vintage Coach chain-and-leather construction."
                ],
                "missing_information": [
                    "photo 1-2: Interior, closure, and any sewn-in brand or care label are not shown.",
                    "photo 1-2: Close-up photographs of the inside, attachment points, and closure would be needed to identify the maker and better date the purse.",
                    "photo 1-2: Exact materials and condition of the textile and decorative stitching are not fully visible."
                ],
                "authenticity_concerns": [
                    "photo 1-2: The visible construction has no Coach identifiers and is inconsistent with the leather, brass-hardware construction of the vintage Coach examples relevant to this assessment.",
                    "photo 1-2: This should be treated as a generic or possibly vintage textile evening purse rather than a Coach item."
                ],
                "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 1-2: Silver-colored braided cord trim and cord strap are visible; no Coach-style turnlock or other identifiable metal hardware is visible.",
                    "leather_description": "photo 1-2: No leather body or leather trim is visible; the body appears to be dark velvet or another textile.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 1-2: Long braided textile\/cord shoulder strap attached at the upper sides.",
                    "stitching_description": "photo 1: Decorative silver-toned embroidered or beaded motif and scalloped cord edging are visible; construction stitching is not sufficiently close to evaluate."
                },
                "possible_model_reasoning": [
                    "photo 1-2: The silhouette and cord strap fit a small vintage-style textile evening or crossbody purse, but do not match a recognizable Coach catalog model.",
                    "photo 1-2: No visible identifier supports a Coach attribution or a reliable vintage date; the era is therefore uncertain and the canonical non-Coach label is used.",
                    "photo 1-2: Condition appears approximately Good based on visible dust\/lint and loose or frayed cord strands, but the interior and bottom are not shown."
                ],
                "confidence": 0.84,
                "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: non-leather textile\/velvet construction with metallic braid trim is inconsistent with vintage Coach glove-tanned leather construction",
                    "photo 1-2: no Coach identifiers visible - no creed, wordmark, hangtag, or solid-brass hardware"
                ],
                "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": 0.65,
                "is_handbag_probability": 0.9,
                "missing_information": [
                    "interior view not shown - lining and any maker label unknown",
                    "close-up of trim\/cord material and construction not shown",
                    "no creed patch view - none expected on this construction"
                ],
                "negative_evidence": [
                    "photo 1: front is black velvet\/textile pouch with silver metallic braid embroidery and edging, not glove-tanned leather",
                    "photo 1-2: no turnlock or solid-brass hardware, only thin braided cord strap",
                    "photo 2: plain velvet back with no pockets, no creed, no hangtag, no COACH wordmark",
                    "photo 1-2: small evening-pouch silhouette ~7in wide per ruler does not match catalog Coach classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "photo 1-2: no metal hardware visible; silver-tone braided textile cord for trim and strap",
                    "leather_description": "photo 1-2: black velvet\/textile body with silver metallic braid applique, no leather visible",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible; decorative zig-zag braid edging visible photo 1",
                    "strap_construction": "photo 1-2: thin braided metallic cord crossbody strap, knotted at sides",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model fits: textile evening pouch with braid trim and cord strap matches generic boho\/evening pouch, not any 1970s-1990s glove-tanned catalog style",
                    "Era reasoning: non-leather construction with no identifiers points to modern non-Coach; vintage before 2000 cannot be ruled out from photos alone but no Coach vintage cues present",
                    "Condition: Good to Very Good for a textile pouch based on photos 1-2; no interior shown so odor, lining and stains unknown"
                ],
                "possible_models": [],
                "recommended_max_bid": 5,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.25
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
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            "output_tokens": 789,
            "total_tokens": 20452,
            "estimated_cost_usd": 0.009759
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 20288,
            "output_tokens": 1425,
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}