{"id":"gpt-5-nano","slug":"gpt-5-nano","name":"GPT-5 Nano","orgId":"openai","family":"gpt-5-nano","releaseDate":"2025-08-07","availability":"ga","openWeights":false,"license":"Proprietary","paramsTotal":null,"contextWindow":400000,"knowledgeCutoff":null,"modelCardUrl":"https://huggingface.co/datasets/lmarena-ai/leaderboard-dataset","hfRepo":null,"modalities":["text","image","file"],"aliases":["gpt-5-nano-high","GPT-5 Nano","gpt-5-nano-2025-08-07_low","gpt-5-nano-2025-08-07_minimal","gpt-5-nano-2025-08-07_high","gpt-5-nano-2025-08-07_medium","gpt-5-nano-2025-08-07_unknown","openai/gpt-5-nano","OpenAI: GPT-5 Nano"],"aliasNote":null,"organization":{"id":"openai","name":"OpenAI","slug":"openai","country":null,"url":null,"color":"#10A37F","mark":"O"},"price":{"modelId":"gpt-5-nano","provider":"openai","inputPerM":null,"outputPerM":null,"blendedPerM":0.1375,"tokensPerS":null,"observedAt":"2026-10-14","sourceId":"openrouter"},"answer":{"word":"No.","scope":"Best recorded rank is #79 in Factuality.","lead":"As of Oct 14, 2026, GPT-5 Nano from OpenAI. Best recorded rank is #79 in Factuality. Last listed at #79 in Factuality on 2025-08-07.","confidence":"low"},"verdicts":[{"id":"v_overall_reasoning_gpt-5-nano_2026-10-14_open_NOT_SOTA","model":"gpt-5-nano","model_name":"GPT-5 Nano","category":"reasoning","category_name":"Reasoning","slice":"overall","state":"NOT_SOTA","rank":111,"margin":null,"confidence":"low","valid_from":"2026-10-14","valid_to":null,"configuration":"high","rationale":"Last listed at #111 in Reasoning on 2025-08-07.","safeguard_flags":["off_board"],"co_sota_with":[],"challengers":[],"methodology":"1.0","label":"Not SOTA · #111"},{"id":"v_overall_science_gpt-5-nano_2026-10-14_open_NOT_SOTA","model":"gpt-5-nano","model_name":"GPT-5 Nano","category":"science","category_name":"Science","slice":"overall","state":"NOT_SOTA","rank":111,"margin":null,"confidence":"low","valid_from":"2026-10-14","valid_to":null,"configuration":"high","rationale":"Last listed at #111 in Science on 2025-08-07. That board does not award a crown.","safeguard_flags":["off_board"],"co_sota_with":[],"challengers":[],"methodology":"1.0","label":"Not SOTA · #111"},{"id":"v_overall_vision_gpt-5-nano_2026-10-14_open_NOT_SOTA","model":"gpt-5-nano","model_name":"GPT-5 Nano","category":"vision","category_name":"Vision","slice":"overall","state":"NOT_SOTA","rank":86,"margin":null,"confidence":"low","valid_from":"2026-10-14","valid_to":null,"configuration":"high","rationale":"Ranked #86 in Vision.","safeguard_flags":[],"co_sota_with":[],"challengers":[],"methodology":"1.0","label":"Not SOTA · #86"},{"id":"v_overall_factuality_gpt-5-nano_2026-10-14_open_NOT_SOTA","model":"gpt-5-nano","model_name":"GPT-5 Nano","category":"factuality","category_name":"Factuality","slice":"overall","state":"NOT_SOTA","rank":79,"margin":null,"confidence":"low","valid_from":"2026-10-14","valid_to":null,"configuration":"high","rationale":"Last listed at #79 in Factuality on 2025-08-07.","safeguard_flags":["off_board"],"co_sota_with":[],"challengers":[],"methodology":"1.0","label":"Not SOTA · #79"},{"id":"v_overall_arc_gpt-5-nano_2026-10-14_open_NOT_SOTA","model":"gpt-5-nano","model_name":"GPT-5 Nano","category":"arc","category_name":"Abstraction (ARC)","slice":"overall","state":"NOT_SOTA","rank":89,"margin":null,"confidence":"low","valid_from":"2026-10-14","valid_to":null,"configuration":"medium","rationale":"Last listed at #89 in Abstraction (ARC) on 2025-08-07. That board does not award a crown.","safeguard_flags":["off_board"],"co_sota_with":[],"challengers":[],"methodology":"1.0","label":"Not SOTA · #89"}]}