Vintage Coach Hunter

{
    "is_handbag_probability": 0.98,
    "coach_probability": 0.02,
    "vintage_probability": 0.065,
    "authenticity_confidence": 0.02,
    "image_quality_score": 0.755,
    "seller_misidentification_probability": 0.02,
    "confidence": 0.88,
    "recommended_max_bid": 9,
    "estimated_resale_low": 10,
    "estimated_resale_high": 27.5,
    "possible_models": [],
    "positive_evidence": [],
    "negative_evidence": [
        "photo 1: The bag is a beaded textile evening bag with an ornate metal frame and decorative clasp, unlike the leather, canvas, or recognized construction of typical Coach handbags.",
        "photo 2: The visible exterior has no legible COACH wordmark, horse-and-carriage mark, or Coach hangtag.",
        "photo 3: The ornate silver-tone frame and jeweled floral decoration are not characteristic of classic Coach turnlock hardware.",
        "photo 4: The bag's overall beaded evening-clutch construction does not match the Coach model catalog.",
        "photo 1-4: body is navy satin textile with beadwork and sequins, not glove-tanned leather",
        "photo 1-4: ornate silver-tone kisslock frame with rhinestones, not Coach brass turnlock geometry",
        "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
        "photo 2: small wire metal top handle, not Coach leather strap or dowel handle"
    ],
    "missing_information": [
        "photo 1-4: Interior, lining, brand label, and any sewn-in manufacturer tag are not shown.",
        "photo 1-4: No close-up of the inside or reverse of the clasp is provided.",
        "photo 1-4: Dimensions and strap\/drop measurements are not provided.",
        "photo of interior lining and any brand tag",
        "photo of bottom and side views for condition",
        "seller-stated dimensions for scale"
    ],
    "authenticity_concerns": [
        "photo 1-4: No Coach identifier is visible, and the textile\/beaded construction is inconsistent with the classic Coach leather handbag population.",
        "photo 1-4: The ornate frame clasp is a generic evening-bag feature rather than a recognizable Coach construction cue.",
        "photo 1-4: materials and construction (beaded satin, ornate kisslock frame) inconsistent with any Coach era or line"
    ],
    "possible_model_reasoning": [
        "photo 1-4: No Coach model is a reasonable match; this appears to be a generic or specialty beaded evening bag.",
        "photo 1-4: Condition appears Good to Very Good based on visible intact beadwork and frame, though some beadwork edges and loose individual beads are visible; interior condition cannot be assessed.",
        "No Coach model matches: Coach did not make beaded satin kisslock evening bags with rhinestone frames in any catalog era",
        "Construction read points to modern mass-market evening bag, not 1970s-1990s glove-tanned Coach",
        "Condition: Very Good appearance; beadwork appears intact in photos 1-4, frame tarnish not assessable, interior 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": false,
        "creed_text": "not_visible",
        "serial_or_style_number": "not_visible",
        "hardware_description": "photo 1-4: Ornate silver-tone metal frame with decorative floral scrollwork, rhinestone-like embellishments, a jeweled central clasp, and a rigid loop handle.",
        "leather_description": "photo 1-4: No leather is visible; the body appears to be navy textile covered with extensive bead and sequin embroidery.",
        "lining_description": "not_visible",
        "strap_construction": "photo 4: A rigid loop handle is visible; no detachable shoulder strap is shown.",
        "stitching_description": "photo 1-4: Beadwork and textile edging are visible, but detailed structural stitching is not assessable."
    },
    "ensemble_agreement": "HIGH",
    "ensemble_variance": 0.0016,
    "ensemble_members": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "result": {
                "is_handbag_probability": 0.98,
                "coach_probability": 0.02,
                "vintage_probability": 0.08,
                "authenticity_confidence": 0.02,
                "image_quality_score": 0.86,
                "seller_misidentification_probability": 0.02,
                "estimated_era": "modern (2000s+), non-Coach",
                "possible_models": [],
                "positive_evidence": [],
                "negative_evidence": [
                    "photo 1: The bag is a beaded textile evening bag with an ornate metal frame and decorative clasp, unlike the leather, canvas, or recognized construction of typical Coach handbags.",
                    "photo 2: The visible exterior has no legible COACH wordmark, horse-and-carriage mark, or Coach hangtag.",
                    "photo 3: The ornate silver-tone frame and jeweled floral decoration are not characteristic of classic Coach turnlock hardware.",
                    "photo 4: The bag's overall beaded evening-clutch construction does not match the Coach model catalog."
                ],
                "missing_information": [
                    "photo 1-4: Interior, lining, brand label, and any sewn-in manufacturer tag are not shown.",
                    "photo 1-4: No close-up of the inside or reverse of the clasp is provided.",
                    "photo 1-4: Dimensions and strap\/drop measurements are not provided."
                ],
                "authenticity_concerns": [
                    "photo 1-4: No Coach identifier is visible, and the textile\/beaded construction is inconsistent with the classic Coach leather handbag population.",
                    "photo 1-4: The ornate frame clasp is a generic evening-bag feature rather than a recognizable Coach construction cue."
                ],
                "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 1-4: Ornate silver-tone metal frame with decorative floral scrollwork, rhinestone-like embellishments, a jeweled central clasp, and a rigid loop handle.",
                    "leather_description": "photo 1-4: No leather is visible; the body appears to be navy textile covered with extensive bead and sequin embroidery.",
                    "lining_description": "not_visible",
                    "strap_construction": "photo 4: A rigid loop handle is visible; no detachable shoulder strap is shown.",
                    "stitching_description": "photo 1-4: Beadwork and textile edging are visible, but detailed structural stitching is not assessable."
                },
                "possible_model_reasoning": [
                    "photo 1-4: No Coach model is a reasonable match; this appears to be a generic or specialty beaded evening bag.",
                    "photo 1-4: Condition appears Good to Very Good based on visible intact beadwork and frame, though some beadwork edges and loose individual beads are visible; interior condition cannot be assessed."
                ],
                "confidence": 0.88,
                "recommended_max_bid": 10,
                "estimated_resale_low": 10,
                "estimated_resale_high": 30
            }
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "result": {
                "authenticity_concerns": [
                    "photo 1-4: materials and construction (beaded satin, ornate kisslock frame) inconsistent with any Coach era or line"
                ],
                "authenticity_confidence": 0.02,
                "coach_probability": 0.02,
                "confidence": 0.88,
                "estimated_era": "modern (2000s+), non-Coach",
                "estimated_resale_high": 25,
                "estimated_resale_low": 10,
                "image_quality_score": 0.65,
                "is_handbag_probability": 0.98,
                "missing_information": [
                    "photo of interior lining and any brand tag",
                    "photo of bottom and side views for condition",
                    "seller-stated dimensions for scale"
                ],
                "negative_evidence": [
                    "photo 1-4: body is navy satin textile with beadwork and sequins, not glove-tanned leather",
                    "photo 1-4: ornate silver-tone kisslock frame with rhinestones, not Coach brass turnlock geometry",
                    "photo 1-4: no creed patch, no COACH wordmark, no horse-and-carriage, no leather hangtag visible",
                    "photo 2: small wire metal top handle, not Coach leather strap or dowel handle"
                ],
                "observed_features": {
                    "coach_wordmark_present": false,
                    "creed_present": false,
                    "creed_text": "not_visible",
                    "hangtag_present": false,
                    "hardware_description": "ornate silver-tone kisslock frame with embossed floral detail and clear rhinestones, push-up clasp closure; thin wire metal top handle",
                    "leather_description": "not leather - navy blue satin-like textile with all-over glass beadwork, sequined floral motifs",
                    "lining_description": "not_visible",
                    "serial_or_style_number": "not_visible",
                    "serial_or_style_number_present": false,
                    "stitching_description": "not_visible - beadwork obscures seams",
                    "strap_construction": "short rigid metal top handle attached with split rings to frame in photo 2 and photo 4; no shoulder strap shown",
                    "turnlock_present": false
                },
                "positive_evidence": [],
                "possible_model_reasoning": [
                    "No Coach model matches: Coach did not make beaded satin kisslock evening bags with rhinestone frames in any catalog era",
                    "Construction read points to modern mass-market evening bag, not 1970s-1990s glove-tanned Coach",
                    "Condition: Very Good appearance; beadwork appears intact in photos 1-4, frame tarnish not assessable, interior unknown so grade capped"
                ],
                "possible_models": [],
                "recommended_max_bid": 8,
                "seller_misidentification_probability": 0.02,
                "vintage_probability": 0.05
            }
        }
    ],
    "_usage": [
        {
            "model_name": "openai:gpt-5.6-luna",
            "input_tokens": 24207,
            "output_tokens": 695,
            "total_tokens": 24902,
            "estimated_cost_usd": 0.011351
        },
        {
            "model_name": "meta:muse-spark-1.3-contributor",
            "input_tokens": 25175,
            "output_tokens": 1077,
            "total_tokens": 26252,
            "estimated_cost_usd": 0.005897
        }
    ]
}