Tree of Thoughts
Definition
Tree of Thoughts tracks and evaluates multiple possible solution paths.
A prompting and search method that generates, evaluates, and branches multiple textual intermediate states.
Simply explained
Instead of immediately choosing one path, an assistant creates multiple drafts, evaluates them, and continues working on promising paths.
Why it matters in practice
The term helps to select, develop, evaluate AI systems in a well-founded manner and realistically assess their technical risks.
Example from business
A planning assistant compares multiple process drafts and has the final plan checked based on rules.
Limits and pitfalls
- The method is not a general guarantee of reasoning; evaluation can be faulty and search costs grow significantly.
Origin & history
Yao and co-authors published Tree of Thoughts in 2023 as an extension of linear chain-of-thought methods.
Use in mid-sized companies
- Possible application: A planning assistant compares multiple process drafts and has the final plan checked based on rules.
Frequently asked questions
What does Tree of Thoughts mean?
A prompting and search method that generates, evaluates, and branches multiple textual intermediate states. What should be considered? The method is not a general guarantee of reasoning; evaluation can be faulty and search costs grow significantly.
Sources
- Tree of Thoughts · Yao et al., Tree of Thoughts
Source checked on 10.10.2026. Editorial application examples are hypothetical; no evidence of real customer results.
Editorially reviewed on: