{
 "product": "YFarmX Model Identity",
 "method": "tokenizer fingerprinting v1-50",
 "updated": "2026-08-22",
 "record_url": "https://yfarmx.com/ai/models/openai/gpt-5.2-chat/",
 "citation": "YFarmX Model Identity: OpenAI: GPT-5.2 Chat (openai/gpt-5.2-chat) evidence record. https://yfarmx.com/ai/models/openai/gpt-5.2-chat/",
 "record": {
  "id": "openai/gpt-5.2-chat",
  "slug": "openai/gpt-5.2-chat",
  "name": "OpenAI: GPT-5.2 Chat",
  "lab": "OpenAI",
  "alias": false,
  "variant_of": null,
  "created": 1765389783,
  "new_since_20_aug": false,
  "description": "GPT-5.2 Chat (AKA Instant) is the fast, lightweight member of the 5.2 family, optimized for low-latency chat while retaining strong general intelligence. It uses adaptive reasoning to selectively “think” on...",
  "declared": {
   "tokenizer": "GPT",
   "modality": "text+image+file->text",
   "input": [
    "file",
    "image",
    "text"
   ],
   "context": 128000,
   "max_output": 32000,
   "pricing": {
    "prompt": "0.00000175",
    "completion": "0.000014"
   },
   "params": [
    "max_completion_tokens",
    "response_format",
    "seed",
    "structured_outputs",
    "tool_choice",
    "tools"
   ],
   "defaults": {
    "temperature": null,
    "top_p": null,
    "frequency_penalty": null
   },
   "reasoning": null,
   "hugging_face": null
  },
  "measurement": {
   "status": "error:unavailable"
  },
  "note": null,
  "api_signature": "api_cabeca37",
  "api_matches": [],
  "identity": {
   "kind": "lineage",
   "family": null,
   "confidence": "unknown",
   "confidence_reason": null,
   "basis": [],
   "contradiction": null,
   "declared_vs_measured": "unmeasurable"
  },
  "comparator": null,
  "neighbours": []
 }
}