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Why MMR can keep returning the same chunks to your agent

If your agent gets five near-identical passages after you turn on maximal marginal relevance (MMR), I'd check the candidate pool before changing the prompt. MMR selects passages using both query relevance and similarity to passages already selected. In Qdrant's native MMR query, candidates_limit de…

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  1. 2026-10-13 11:05 · r/AI_Agents
    Why MMR can keep returning the same chunks to your agent

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