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Agents Claim Success in 75.8% of AppWorld Failures. shell.online 0.15.1 Records Who Declared a Task Done: Shell, Host, or Agent

This story is from 2026-09-14. It is preserved in the archive; the latest stories are on the live feed.

A paper posted to arXiv on June 1 this year, From Confident Closing to Silent Failure by Laksh Advani, puts a number on something everyone running coding agents has seen. Across 9,876 tau2-bench trajectories and 1,879 AppWorld trajectories, the agent asserted task completion while the environment s…

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  1. 2026-09-14 21:03 · DEV Community — AI
    Agents Claim Success in 75.8% of AppWorld Failures. shell.online 0.15.1 Records Who Declared a Task Done: Shell, Host, or Agent

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