HarnessFix is a trace-guided framework that diagnoses failures in LLM agent harnesses via a new intermediate representation and applies scoped repairs, yielding 15-50% gains on four benchmarks.
AgentDevel: Reframing Self-Evolving LLM Agents as Release Engineering,
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From Failed Trajectories to Reliable LLM Agents: Diagnosing and Repairing Harness Flaws
HarnessFix is a trace-guided framework that diagnoses failures in LLM agent harnesses via a new intermediate representation and applies scoped repairs, yielding 15-50% gains on four benchmarks.