Why Custom Agent Harnesses Struggle to Beat Frontier Lab Frameworks
pvncher · x · 2026-10-06
pvncher observes that in fall 2026, gains from tinkering with custom agent harnesses are much harder to find than a year ago: frontier lab harnesses aren't perfect, but models are trained to use them well, making it hard to outperform. He notes multi-agent/multi-harness orchestration remains a Wild West.
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