Unverified50% confidenceBenchmarkExact time
The difference between Harness 1 and Harness 2 can yield an 18% performance improvement.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
10/8/2026
First Seen
Valid until: 1/6/2027
Sources
Related Entities
Related Claims
UnverifiedSome experiments have found that, with the same model, a carefully designed harness can improve the SWE-bench resolution rate by 10 to 20 percentage points.61% similarUnverifiedThe harness loop includes Reefine, SkillClaw, GEPA, and Meta-Harness, which propose modifications to the harness's own files and compare scores against the current version, with the default selection strategy being to retain changes only upon a "net win".59% similar
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