AI Engineer · August 10, 2026

Memory Harnesses for Long-Running Research Agents — Stefania Druga, Sakana.ai

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Why it matters

On a literature review task where every paper already fit inside the context window, adding a memory harness changed nothing: the same accuracy, at higher cost. That negative result is the most useful thing in Stefania Druga's experiment, because it marks the boundary.

My takeaway: Memory Harnesses for Long-Running Research Agents — Stefania Druga, Sakana.ai is an agent-security signal. The practical read is that autonomy, memory, tool permissions, and third-party integrations are the control surface that needs threat modeling and monitoring.

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