Why it matters

Reflection is quality-boosting pattern. Understanding shapes advanced agents.

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The architecture

Generate attempt.

Evaluate: success or failure.

Reflect on trajectory.

Retry with reflection.

Reflexion cycleGenerateinitial outputEvaluatesuccess / failReflect + retrylearn from failureShinn et al. 2023 Reflexion paper; agent + evaluator + reflector roles
Reflection deep.
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How it works end to end

Evaluator: LLM-as-judge or verifier.

Reflector: analyze trajectory.

Bounded retries.

Memory of reflections helps.