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Twelve of the Twenty-Four Sandbox Settings Do More Harm Than Having No Sandbox At All

This story is from 2026-08-28. It is preserved in the archive; the latest stories are on the live feed.

Arc Ops Level 5 is sandboxing: what an agent can reach on the day it is wrong. 24 hand-written jobs × 40 trials = 960 task-runs, swept across all 24 allow-list widths. Escapes are 0 at every width. The boundary genuinely holds — that is not the problem. Level page: https://dev48.infy.uk/arcops/leve…

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  1. 2026-08-28 16:47 · DEV Community — AI
    Twelve of the Twenty-Four Sandbox Settings Do More Harm Than Having No Sandbox At All

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