EvoHarnessBench: Adding More Tools to Agents Can Make Them Worse

Researchers introduced EvoHarnessBench, showing that incrementally adding tools, skills and expert agents to an agentic system can cause forgetting and degrade performance, and even self-evolution struggles to recover.

2026-09-11 ~ 2026-09-12 · 2 related posts

• EvoHarnessBench: adding tools to agents can silently degrade abilities they already had — mohitban47 · 2026-09-11
• EvoHarnessBench shows adding tools to agents can cause forgetting of solved tasks — mohitban47 · 2026-09-12