Unverified50% confidenceFactExact time
The trace structure displayed in Phoenix is essentially a tree of Spans, where each Span represents a discrete operation and records the start time, end time, input parameters, and return values.
1
Sources
50%
Confidence
Long-term
Relevance
10/4/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedTraces in Phoenix are presented turn by turn, corresponding to each round of the agent's think-act loop (in ReAct mode, one reasoning step plus one tool call).61% similarUnverifiedAfter adding the @traceable decorator to a function, those functions appear as nested span nodes in the trace tree59% similarUnverified行为树通过树状层级结构解决FSM的状态爆炸问题，叶子节点代表动作或条件检查，内部节点包括序列节点和选择器节点58% similar
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