Tree of Thoughts was a genuine leap. Instead of reasoning in one straight line, it branches into several lines, scores them, prunes the dead ends, and searches for the best path — so a puzzle that would sink a single chain of thought becomes solvable. But a tree has one restriction baked right ...
Source: [Dev.to](https://dev.to/dev48v/graph-of-thoughts-when-a-tree-of-reasoning-isnt-enough-let-the-branches-merge-4a9e)