Nando de Freitas: trusting models trained by others can be catastrophic, openness is essential for safe AI

DimitrisPapail · x · 2026-11-11

Nando de Freitas (VP, Google DeepMind) amplifies a study on backdooring LLM agents, arguing it is catastrophic to trust models trained by someone else and that openness and scrutiny are essential for safe AI. Security researcher John Langford adds that people should maintain custody of a model from creation, just as with binaries — otherwise models can be set up to exhibit arbitrary behaviors in nearly undetectable ways.

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