Unverified50% confidenceDecision RuleExact time
In LangGraph, fields annotated with operator.add are appended rather than overwritten during state updates, while unannotated fields are overwritten by the new value.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/7/2026
First Seen
Valid until: 1/5/2027
Sources
Related Entities
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