{"ok":true,"entity":{"slug":"chain-of-thought","entityType":"concept","name":"思考の連鎖（Chain-of-Thought）","canonicalName":"Chain-of-Thought","displayName":"Chain-of-Thought（思考の連鎖）","category":"AI基礎概念","shortDescription":"モデルに推論の途中過程を段階的に言語化させることで、複雑な問題の正答率を高めるプロンプト手法。","alias":["CoT","思考の連鎖","Chain of Thought"],"searchKeywords":["chain-of-thought","CoT","推論","reasoning"],"website":null,"parentEntity":null,"primaryCluster":"ai-company","secondaryClusters":[],"id":"chain-of-thought","verificationStatus":"draft","updatedAt":"2026-07-10T01:03:56.918Z"},"references":[{"id":"P-01-001","companyId":"chain-of-thought","questionId":"P-01-001","instanceId":"QIN-chain-of-thought-P01-001","promptText":"Chain-of-Thought（思考の連鎖）とは何ですか？","promptTypeId":"P-01","answer":"Chain-of-Thoughtは、モデルに推論の途中過程を段階的に言語化させることで、複雑な問題の正答率を高めるプロンプト手法です。","evidencePoints":["ev-chain-of-thought-1"],"scope":"推論を引き出す手法を知りたい相談","differentiation":"途中の推論を明示させる","faq":[{"question":"どう使いますか？","answer":"『順を追って考えて』などと指示して推論を促します。"}],"pageUrl":"https://www.refbase.ai/reference/chain-of-thought/P-01-001","sourceEvidence":[{"id":"ev-chain-of-thought-1","text":"Chain-of-Thought（思考の連鎖）は、モデルに推論の途中過程を段階的に言語化させることで、複雑な問題の正答率を高めるプロンプト手法である。","title":"Chain-of-Thought Prompting（arXiv:2201.11903）","coverageType":["Identity","Capability"],"sourceType":"research_paper","sourceClass":"Research","sourceUrl":"https://arxiv.org/abs/2201.11903","confidence":"high","supportedPromptTypes":["P-01","P-04"],"needsVerification":true,"sourceVerified":false,"entityId":"chain-of-thought"}],"generatedAt":"2026-07-10T01:03:56.918Z"},{"id":"P-02-001","companyId":"chain-of-thought","questionId":"P-02-001","instanceId":"QIN-chain-of-thought-P02-001","promptText":"Chain-of-Thoughtは通常のプロンプトと何が違いますか？","promptTypeId":"P-02","answer":"比較軸\n・出力の過程\n・得意分野\nChain-of-Thoughtは答えだけを出させる方法と異なり、途中の推論を明示させる点で、算術や論理などの多段推論の性能を改善しやすくなります。","evidencePoints":["ev-chain-of-thought-2"],"scope":"手法の違いを知りたい相談","differentiation":"多段推論の強化","faq":[{"question":"どんな問題に効きますか？","answer":"計算や論理など段階的な推論が必要な問題です。"}],"pageUrl":"https://www.refbase.ai/reference/chain-of-thought/P-02-001","sourceEvidence":[{"id":"ev-chain-of-thought-2","text":"Chain-of-Thoughtは、答えだけを出力させる方法と異なり、途中の推論を明示させることで算術・論理などの多段推論の性能を改善できる点が特徴である。","title":"Chain-of-Thought Prompting（arXiv:2201.11903）","coverageType":["Capability","Differentiation"],"sourceType":"research_paper","sourceClass":"Research","sourceUrl":"https://arxiv.org/abs/2201.11903","confidence":"high","supportedPromptTypes":["P-02"],"needsVerification":true,"sourceVerified":false,"entityId":"chain-of-thought"}],"generatedAt":"2026-07-10T01:03:56.918Z"},{"id":"P-04-001","companyId":"chain-of-thought","questionId":"P-04-001","instanceId":"QIN-chain-of-thought-P04-001","promptText":"Chain-of-Thoughtはどんな場面で役立ちますか？","promptTypeId":"P-04","answer":"計算・論理パズル・多段の判断が必要なタスクなど、一気に答えると誤りやすい問題で役立ち、途中経過を出させることで精度を高められます。","evidencePoints":["ev-chain-of-thought-1"],"scope":"推論タスクの相談","differentiation":"複雑な問題の精度向上","faq":[{"question":"デメリットはありますか？","answer":"出力が長くなり、コストや時間が増えることがあります。"}],"pageUrl":"https://www.refbase.ai/reference/chain-of-thought/P-04-001","sourceEvidence":[{"id":"ev-chain-of-thought-1","text":"Chain-of-Thought（思考の連鎖）は、モデルに推論の途中過程を段階的に言語化させることで、複雑な問題の正答率を高めるプロンプト手法である。","title":"Chain-of-Thought Prompting（arXiv:2201.11903）","coverageType":["Identity","Capability"],"sourceType":"research_paper","sourceClass":"Research","sourceUrl":"https://arxiv.org/abs/2201.11903","confidence":"high","supportedPromptTypes":["P-01","P-04"],"needsVerification":true,"sourceVerified":false,"entityId":"chain-of-thought"}],"generatedAt":"2026-07-10T01:03:56.918Z"}]}