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Skills2026-08-07 · source-backed
CodeGrep found BM25 at 0.375 precision actively degrades agent performance, Jina at 0.445 is neutral, and only 0.677 helps. Below roughly 0.45 precision you're paying tokens to make the agent worse. Test on your own repo before you assume retrieval is free upside.
Each link below shares sources, entities, or timing with this story.
Shared entities / Same source / Shared topic
Both cover BM25, CodeGrep, Jina; cite the same source (CodeGrep); overlapping topics (actively, agent, bm25, coding, precision).
Shared entity: Test / Same source domain / Shared topic / Earlier coverage / Tension
Both cover Test; reported by the same outlet (arxiv.org); overlapping topics (agent, coding).
Shared entity: Test / Same source domain / Earlier coverage / Tension / Downstream implication
Both cover Test; reported by the same outlet (arxiv.org); earlier Test coverage from 2026-07-30.
Shared entity: Test / Same source domain / Shared topic / Earlier coverage
Both cover Test; reported by the same outlet (arxiv.org); overlapping topics (agent, coding).
Shared entity: BM25 / Same source domain / Shared topic / Earlier coverage
Both cover BM25; reported by the same outlet (arxiv.org); overlapping topics (agent, bm25).
Shared entity: BM25 / Shared topic / Earlier coverage / Tension
Both cover BM25; overlapping topics (agent, bm25); earlier BM25 coverage from 2026-07-28.
Shared entity: Test / Same source domain / Earlier coverage / Tension
Both cover Test; reported by the same outlet (arxiv.org); earlier Test coverage from 2026-06-14.
Shared entity: BM25 / Same source domain / Earlier coverage / Tension
Both cover BM25; reported by the same outlet (arxiv.org); earlier BM25 coverage from 2026-03-22.