{"id":"magistral-small-2509","slug":"magistral-small-2509","name":"Magistral Small 2509","orgId":"mistral","family":"magistral-small-2509","releaseDate":"2025-09-18","availability":"ga","openWeights":false,"license":null,"paramsTotal":null,"contextWindow":null,"knowledgeCutoff":null,"modelCardUrl":"https://epoch.ai/benchmarks","hfRepo":null,"modalities":["text"],"aliases":["magistral-small-2509","Magistral Small 2509"],"aliasNote":null,"organization":{"id":"mistral","name":"Mistral","slug":"mistral","country":null,"url":null,"color":"#F2A73B","mark":"Mi"},"price":null,"answer":{"word":"No.","scope":"Best recorded rank is #133 in Science.","lead":"As of Oct 14, 2026, Magistral Small 2509 from Mistral. Best recorded rank is #133 in Science. Last listed at #133 in Science on 2025-09-18. That board does not award a crown.","confidence":"low"},"verdicts":[{"id":"v_overall_reasoning_magistral-small-2509_2026-10-14_open_INSUFFICIENT_DATA","model":"magistral-small-2509","model_name":"Magistral Small 2509","category":"reasoning","category_name":"Reasoning","slice":"overall","state":"INSUFFICIENT_DATA","rank":null,"present_evidence":[{"benchmark":"gpqa-diamond","name":"GPQA Diamond","rank":133}],"missing_evidence":[{"benchmark":"hle","name":"Humanity's Last Exam"},{"benchmark":"lmarena-text-hard","name":"LMArena Text (style-controlled, hard prompts)"}],"margin":null,"confidence":"low","valid_from":"2026-10-14","valid_to":null,"configuration":null,"rationale":"#133 on GPQA Diamond; missing Humanity's Last Exam and LMArena Text (style-controlled, hard prompts)","safeguard_flags":["off_board"],"co_sota_with":[],"challengers":[],"methodology":"1.0","label":"Not enough data"},{"id":"v_overall_science_magistral-small-2509_2026-10-14_open_RANKED","model":"magistral-small-2509","model_name":"Magistral Small 2509","category":"science","category_name":"Science","slice":"overall","state":"RANKED","rank":133,"present_evidence":[],"missing_evidence":[],"margin":null,"confidence":"low","valid_from":"2026-10-14","valid_to":null,"configuration":null,"rationale":"Last listed at #133 in Science on 2025-09-18. That board does not award a crown.","safeguard_flags":["off_board"],"co_sota_with":[],"challengers":[],"methodology":"1.0","label":"#133 in Science"}]}