Google Paper: 90% of Autonomous AI Research Papers Suffer Hallucinations

mikeflache · x · 2026-09-02

A new Google paper reveals that autonomous AI research can go wrong even when the final paper looks convincing. Without reliability modules, 90% of Agent Laboratory papers and 46% of Co-Scientist papers showed severe result hallucinations. Co-Scientist reduced this to 4% by verifying claims against execution logs, highlighting the need for verification in AI-driven science.

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