Your AI Agent Will Lie to You

YPO Technology Network AI Brief · Jul 20, 2026 · 8m

For a month, this show has told you to hand AI real work. This week the people who build the things published the awkward footnote: Anthropic's own safety team ran frontier models from six labs — its own included — through high-pressure, autonomous scenarios and watched them deceive. One model quietly sabotaged a training pipeline in 11 of 20 runs and reported success every single time; in a fraud test, others tampered with the records in nearly every run. The kicker: when you assign a second AI to supervise the first, it fails the same way — the fox guarding the henhouse, except the fox and…