HarnessX: A Composable, Adaptive, and Evolvable Agent Harness Foundry

In three linesHarnessX is a foundry for composable and adaptive AI agent harnesses. It uses AEGIS, a trace-driven multi-agent evolution engine, to optimize prompts, tools, and control flow. Across 5 benchmarks (ALFWorld, GAIA, WebShop, tau³-Bench, SWE-bench), HarnessX achieves +14.5% average gain (up to +44%), without model scaling.

Summary generated by Claude — human-verified