The Quiet Failure Mode of Persistent Agents: The Config You Edited Isn't Always the One That Won

As always-on agents proliferate, developers are hitting a subtle class of failures where an agent runs successfully — on the wrong model, or with the wrong configuration entirely.

A developer's cautionary tale is circulating as the counterweight to this week's agent enthusiasm. @drivenautoplex1 described finally getting a persistent AI agent to stay online, only to discover it was running the wrong model. "The configuration you edited is not always the configuration that won," they concluded — a line that captures a whole category of production failures.

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