Medium Beat XHigh for Opus 5.5 on SlopCodeBench: Cost per Pass, the Noise Floor, and an Effort A/B for Your Repo

Attributed compile + two small offline scriptsPrimary source: Dex Horthy (with Gabe Orlanski), SlopCodeBench update 10/2026 - Opus 5.5 update, Astra improves by 1.5% over gpt-5.5, xhigh considered har