ModelRefs / Tree of Thoughts (ToT) — AI Glossary

Tree of Thoughts (ToT) — AI Glossary

A reasoning framework where the model explores a tree of intermediate reasoning steps with evaluation and backtracking. Also called Tree of Thoughts.

Overview

ToT (Yao et al., 2023) outperforms chain-of-thought on Game of 24 and creative writing by allowing deliberate look-ahead and pruning. Computationally expensive — best reserved for tasks where CoT accuracy is insufficient.

Reference details

Topicreasoning
Also known asTree of Thoughts
Last reviewed2026-06-24

Primary source

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Frequently asked questions

What is Tree of Thoughts (ToT)?

A reasoning framework where the model explores a tree of intermediate reasoning steps with evaluation and backtracking.

Is Tree of Thoughts (ToT) the same as Tree of Thoughts?

Yes — Tree of Thoughts are common aliases for Tree of Thoughts (ToT).

What concepts are related to Tree of Thoughts (ToT)?

Closely related concepts include chain of thought, self consistency.