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agentic-harness-engineering

china-qijizhifeng/agentic-harness-engineering

Official code for AHE — Agentic Harness Engineering: observability-driven automatic evolution of coding-agent harnesses (concurrent work with meta-harness). Lifts Terminal-Bench 2 pass@1 69.7%→77.0% over 10 iterations, beats Codex/ACE/Training Free GRPO; frozen harness transfers to SWE-bench-verified and 3 other base models.

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