{
 "product": "YFarmX Model Identity",
 "method": "tokenizer fingerprinting v1-50",
 "updated": "2026-08-22",
 "record_url": "https://yfarmx.com/ai/models/qwen/qwen3.5-27b/",
 "citation": "YFarmX Model Identity: Qwen: Qwen3.5-27B (qwen/qwen3.5-27b) evidence record. Measured 2026-08-21. https://yfarmx.com/ai/models/qwen/qwen3.5-27b/",
 "record": {
  "id": "qwen/qwen3.5-27b",
  "slug": "qwen/qwen3.5-27b",
  "name": "Qwen: Qwen3.5-27B",
  "lab": "Alibaba (Qwen)",
  "alias": false,
  "variant_of": null,
  "created": 1772053810,
  "new_since_20_aug": false,
  "description": "The Qwen3.5 27B native vision-language Dense model incorporates a linear attention mechanism, delivering fast response times while balancing inference speed and performance. Its overall capabilities are comparable to those of...",
  "declared": {
   "tokenizer": "Qwen3",
   "modality": "text+image+video->text",
   "input": [
    "text",
    "image",
    "video"
   ],
   "context": 262144,
   "max_output": 65536,
   "pricing": {
    "prompt": "0.000000195",
    "completion": "0.00000156"
   },
   "params": [
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    "include_reasoning",
    "logit_bias",
    "logprobs",
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    "min_p",
    "presence_penalty",
    "reasoning",
    "repetition_penalty",
    "response_format",
    "seed",
    "stop",
    "structured_outputs",
    "temperature",
    "tool_choice",
    "tools",
    "top_k",
    "top_logprobs",
    "top_p"
   ],
   "defaults": {
    "temperature": 0.6,
    "top_p": 0.95,
    "top_k": 20,
    "frequency_penalty": null,
    "presence_penalty": null,
    "repetition_penalty": null
   },
   "reasoning": {
    "mandatory": false
   },
   "hugging_face": "Qwen/Qwen3.5-27B"
  },
  "measurement": {
   "status": "measured",
   "at": "2026-08-21",
   "run": "catalogue-sweep",
   "overhead": 10,
   "providers": [
    "Alibaba"
   ],
   "clean_rows": 50,
   "corrupt_rows": 0,
   "signature": "tk_181907f2",
   "counts": {
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    "en-long": 16,
    "spaces-20": 3,
    "spaces-60": 3,
    "tabs-20": 3,
    "newlines-20": 4,
    "mixed-ws": 5,
    "digits-9": 9,
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    "digits-30": 30,
    "digits-sep": 12,
    "float-long": 22,
    "zh-common": 9,
    "zh-long": 10,
    "zh-rare": 18,
    "ja-kana": 7,
    "ja-kanji": 10,
    "ko": 13,
    "ru": 12,
    "ar": 10,
    "he": 14,
    "hi": 15,
    "th": 8,
    "el": 13,
    "emoji-basic": 9,
    "emoji-skin": 30,
    "emoji-zwj-family": 18,
    "emoji-zwj-x3": 54,
    "emoji-flags": 24,
    "emoji-prof": 29,
    "math": 29,
    "boxdraw": 28,
    "combining": 5,
    "cjk-ext-b": 13,
    "surrogates": 40,
    "zalgo": 36,
    "rtl-mix": 6,
    "py-code": 26,
    "py-indent": 18,
    "json": 25,
    "html": 16,
    "regex": 44,
    "camel": 5,
    "snake": 6,
    "rare-word-x5": 30,
    "repeat-tok": 21,
    "base64": 36,
    "hex": 17,
    "url": 19,
    "uuid": 36
   },
   "corrupt": {},
   "observations": [
    {
     "at": "2026-08-21",
     "run": "catalogue-sweep",
     "clean": 50
    }
   ]
  },
  "note": null,
  "api_signature": "api_5e05efff",
  "api_matches": [
   "qwen/qwen3.5-397b-a17b"
  ],
  "identity": {
   "kind": "lineage",
   "family": "Qwen",
   "confidence": "high",
   "confidence_reason": "an exact fingerprint shared with 9 models that declare the same family, without a second signal of a different kind yet",
   "basis": [
    "exact tokenizer signature shared with 9 models"
   ],
   "contradiction": null,
   "declared_vs_measured": "match"
  },
  "comparator": "qwen/qwen3.7-flash",
  "neighbours": [
   {
    "id": "nex-agi/nex-n2-mini",
    "same": 50,
    "total": 50
   },
   {
    "id": "qwen/qwen3.7-flash",
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    "total": 50
   },
   {
    "id": "qwen/qwen3.5-flash-02-23",
    "same": 50,
    "total": 50
   },
   {
    "id": "qwen/qwen3.5-9b",
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    "total": 50
   },
   {
    "id": "qwen/qwen3.6-flash",
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   },
   {
    "id": "nex-agi/nex-n2-pro",
    "same": 50,
    "total": 50
   }
  ]
 }
}