Chain of Thought

Master transparent, step-by-step reasoning for more accurate and explainable AI agents

What is Chain of Thought?

Chain of Thought (CoT) is a reasoning technique where AI agents explicitly show their intermediate thinking steps before arriving at a final answer. Instead of jumping straight to a conclusion, the agent "thinks out loud," breaking complex problems into logical sequences that are easier to follow, verify, and debug.

Think of it like showing your work in math classโ€”not only does it help others understand your reasoning, but it also helps catch errors along the way and improves accuracy on complex, multi-step problems.

Interactive: See CoT in Action

Toggle to see the difference between direct answering and chain-of-thought reasoning

Problem: What is 23 ร— 47?
๐Ÿค–
"The answer is 1,081."
โŒ No reasoning shown
โŒ Can't verify correctness
โŒ Can't spot where errors occur
โŒ Appears like "magic"
โŒ Hard to trust

Why Chain of Thought Matters

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Improved Accuracy

Breaking problems into steps reduces errors on complex reasoning tasks by 40-60%

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Explainability

Users can see exactly how the agent reached its conclusion, building trust and understanding

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Debuggability

When something goes wrong, you can pinpoint which step failed instead of treating it as a black box

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Better Reasoning

Encourages the model to think step-by-step, naturally improving logical coherence

When to Use Chain of Thought

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Mathematical Reasoning
Word problems, calculations, proofsโ€”showing steps dramatically improves accuracy
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Logical Deduction
Legal analysis, scientific reasoning, debugging codeโ€”trace the logical path
๐Ÿ”—
Multi-Step Planning
Task decomposition, workflow designโ€”break goals into achievable sub-goals
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Educational Tutoring
Teaching agents that explain concepts step-by-step help students learn better