+A **rational agent** is an entity that perceives its environment and acts to achieve the best possible outcome or its best expected outcome. It makes decisions by maximizing its [utility function](/wiki/utility_function), aiming to reach its predefined [goal](/wiki/goal).
+## See also
+- [Artificial Intelligence](/wiki/artificial_intelligence)
+- [Decision Theory](/wiki/decision_theory)
+- [Game Theory](/wiki/game_theory)
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