Stage placement, not the scoring rule, dominates pruning effectiveness in deep research agents; early post-retrieval pruning cuts token usage by up to 73% with modest quality loss.
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Not Worth Another Token: Marginal Value Estimation for Efficient Deep Research Agents
Stage placement, not the scoring rule, dominates pruning effectiveness in deep research agents; early post-retrieval pruning cuts token usage by up to 73% with modest quality loss.