Vintage Coach Hunter

{
    "is_handbag_probability": 0.985,
    "coach_probability": 0.02,
    "vintage_probability": 0.04,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.055,
    "confidence": 0.865,
    "recommended_max_bid": 12,
    "estimated_resale_low": 10,
    "estimated_resale_high": 32.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: metallic woven leather-like exterior and tassel design do not resemble a classic Coach construction or catalog silhouette",
        "photo 2: the bag uses a magnetic snap closure rather than a Coach-style vintage turnlock",
        "photo 3: fabric-lined, compartmentalized interior is inconsistent with many classic unlined glove-tanned Coach bags",
        "photo 5: circular snap appears to carry non-Coach branding, though the small text is not fully legible",
        "photo 1: no Coach wordmark, carriage, hangtag, or creed is visible",
        "photo 1: all-over woven intrecciato-style leather, not vintage Coach glove-tanned smooth leather",
        "photo 2, photo 5: magnetic snap closure, not Coach brass turnlock geometry",
        "photo 2, photo 3, photo 5: no creed patch, no COACH wordmark, no horse-and-carriage visible",
        "photo 1, photo 2: tassel fob and thin crossbody strap construction unlike 1970s-1990s Coach classics",
        "photo 3: fabric zipper tape and small coil zip interior pocket, not unlined suede with Talon\/YKK brass zip of classics"
    ],
    "missing_information": [
        "A clear photo of any interior brand label or stamp",
        "A full photo of the strap and attachment hardware",
        "A clear close-up of the circular snap branding",
        "photo of any brand stamp, creed patch or fabric content tag inside pockets\/seams",
        "photo of full bag including strap for scale and style confirmation",
        "photo of bottom and corners to confirm condition"
    ],
    "authenticity_concerns": [
        "The construction, woven metallic finish, tassel, and apparent non-Coach snap branding are inconsistent with vintage Coach and suggest another brand or an unbranded fashion bag."
    ],
    "possible_model_reasoning": [
        "The compact crossbody silhouette is a generic woven\/tassel fashion-bag design, not a recognizable Coach model.",
        "photo 5: the apparent non-Coach text on the snap is additional evidence against Coach, but it is too small to identify confidently.",
        "Condition appears Very Good to Excellent from visible surfaces: minor handling creasing and no major damage are apparent; the bottom, strap, and full exterior are not fully shown.",
        "No Coach catalog silhouette matches: woven flap crossbody with snap and tassel is Bottega-style, not City Bag, Dinky, Court, Willis or other classic",
        "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no brass turnlock in any of 5 photos",
        "Construction points away from Coach: woven metallic leather + fabric lining + snap closure vs unlined glove-tanned + solid brass turnlock",
        "Condition: Excellent to Very Good per seller 'great condition'; photos show intact weave and clean interior but no bottom\/corner views so 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": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1 and photo 2: metallic circular snap closure and mixed-tone attachment rings are visible; no Coach-typical turnlock is visible. photo 5: circular snap appears to have small surrounding text, not legible enough to transcribe.",
        "leather_description": "photo 1 and photo 2: metallic silver-gold\/taupe woven exterior with small interlaced strips; material appears leather-like, but exact material is not verifiable.",
        "lining_description": "photo 3 and photo 4: dark fabric lining with multiple compartments and a zippered divider.",
        "strap_construction": "photo 2: side attachment rings are visible; the full strap and its construction are not shown.",
        "stitching_description": "photo 2 and photo 4: generally straight, evenly spaced machine stitching is visible around the flap and edges."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0017,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.03,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.08,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: metallic woven leather-like exterior and tassel design do not resemble a classic Coach construction or catalog silhouette",
                    "photo 2: the bag uses a magnetic snap closure rather than a Coach-style vintage turnlock",
                    "photo 3: fabric-lined, compartmentalized interior is inconsistent with many classic unlined glove-tanned Coach bags",
                    "photo 5: circular snap appears to carry non-Coach branding, though the small text is not fully legible",
                    "photo 1: no Coach wordmark, carriage, hangtag, or creed is visible"
                ],
                "missing_information": [
                    "A clear photo of any interior brand label or stamp",
                    "A full photo of the strap and attachment hardware",
                    "A clear close-up of the circular snap branding"
                ],
                "authenticity_concerns": [
                    "The construction, woven metallic finish, tassel, and apparent non-Coach snap branding are inconsistent with vintage Coach and suggest another brand or an unbranded fashion bag."
                ],
                "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 and photo 2: metallic circular snap closure and mixed-tone attachment rings are visible; no Coach-typical turnlock is visible. photo 5: circular snap appears to have small surrounding text, not legible enough to transcribe.",
                    "leather_description": "photo 1 and photo 2: metallic silver-gold\/taupe woven exterior with small interlaced strips; material appears leather-like, but exact material is not verifiable.",
                    "lining_description": "photo 3 and photo 4: dark fabric lining with multiple compartments and a zippered divider.",
                    "strap_construction": "photo 2: side attachment rings are visible; the full strap and its construction are not shown.",
                    "stitching_description": "photo 2 and photo 4: generally straight, evenly spaced machine stitching is visible around the flap and edges."
                },
                "possible_model_reasoning": [
                    "The compact crossbody silhouette is a generic woven\/tassel fashion-bag design, not a recognizable Coach model.",
                    "photo 5: the apparent non-Coach text on the snap is additional evidence against Coach, but it is too small to identify confidently.",
                    "Condition appears Very Good to Excellent from visible surfaces: minor handling creasing and no major damage are apparent; the bottom, strap, and full exterior are not fully shown."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 12,
                "estimated_resale_low": 10,
                "estimated_resale_high": 35
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.85,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 30,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.99,
                "missing_information": [
                    "photo of any brand stamp, creed patch or fabric content tag inside pockets\/seams",
                    "photo of full bag including strap for scale and style confirmation",
                    "photo of bottom and corners to confirm condition"
                ],
                "negative_evidence": [
                    "photo 1: all-over woven intrecciato-style leather, not vintage Coach glove-tanned smooth leather",
                    "photo 2, photo 5: magnetic snap closure, not Coach brass turnlock geometry",
                    "photo 2, photo 3, photo 5: no creed patch, no COACH wordmark, no horse-and-carriage visible",
                    "photo 1, photo 2: tassel fob and thin crossbody strap construction unlike 1970s-1990s Coach classics",
                    "photo 3: fabric zipper tape and small coil zip interior pocket, not unlined suede with Talon\/YKK brass zip of classics"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "gold-tone magnetic snap closure; small gold-tone side rings for strap; no turnlock; snap cap text illegible in photo 5",
                    "leather_description": "metallic gold\/tan woven strip leather in intrecciato pattern, smooth finish, not glove-tanned cowhide",
                    "lining_description": "photo 3: dark fabric-lined interior with zip pocket; photo 2: smooth metallic leather under-flap, not unlined suede",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "edge stitching visible on flap in photo 4 and photo 5, tone-matched; no detailed stitch assessment possible",
                    "strap_construction": "thin crossbody strap with small metal rings visible in photo 2; full length, adjustment and clips not shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach catalog silhouette matches: woven flap crossbody with snap and tassel is Bottega-style, not City Bag, Dinky, Court, Willis or other classic",
                    "No hard identifiers: no creed, no serial, no wordmark, no hangtag, no brass turnlock in any of 5 photos",
                    "Construction points away from Coach: woven metallic leather + fabric lining + snap closure vs unlined glove-tanned + solid brass turnlock",
                    "Condition: Excellent to Very Good per seller 'great condition'; photos show intact weave and clean interior but no bottom\/corner views so capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 12,
                "seller_misidentification_probability": 0.03,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 17621,
            "output_tokens": 780,
            "total_tokens": 18401,
            "estimated_cost_usd": 0.00892
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 18126,
            "output_tokens": 1179,
            "total_tokens": 19305,
            "estimated_cost_usd": 0.004568
        }
    ]
}