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When Agents Believe Their Own Hype: The Hidden Cost of Agentic Overconfidence

Code review has a comforting ritual. A developer submits a patch. A reviewer inspects it. The reviewer says it looks good. Everyone feels slightly better, because at least someone checked. In AI-agent workflows, this ritual becomes even more tempting: let one agent write the patch, let another agent review it, then ask the reviewer how confident it is. ...

February 9, 2026 · 19 min · Zelina