arXiv: Harness^2 — recursive agent harnessing for open-world tasks

rohanpaul_ai · x · 2026-11-15

Rohan Paul links the arXiv paper "Harness^2: Recursive Agent Harnessing for an Open World" (2610.14224) by Northwestern and Google Cloud AI Research researchers. Same paper as covered in detail in a parallel post: a plug-and-play framework with task-level and harnessing-level recursion that self-improves agent harnesses without ground-truth verifiers, yielding up to +11.5 points on WorkBuddy-Bench.

Related event: "The End of Harness Engineering": paper shows agents can self-improve their harnesses(4 posts)→

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