Xiaomi's HarnessX rewrites its own AI scaffolding mid-task — and smaller models gain the most
THE SO WHAT
Self-rewriting harnesses like HarnessX shift performance leverage from bigger backbones to smarter orchestration—especially for smaller models that can’t brute-force long-horizon tasks. If you’re defaulting to “bigger model = better,” you’re likely leaving cost and latency on the table that dynamic scaffolding could reclaim.
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