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

This story is from 2026-10-21. It is preserved in the archive; the latest stories are on the live feed.

Attributed compile + two small offline scripts Primary 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 harmful (HumanLayer, 2026-10-15). Benchmark paper: Gabriel Orlanski et al., SlopCodeBench: Benchmarki…

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  1. 2026-10-21 13:18 · DEV Community — AI
    Medium Beat XHigh for Opus 5.5 on SlopCodeBench: Cost per Pass, the Noise Floor, and an Effort A/B for Your Repo

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