# A Claude model autonomously chose a gene therapy and operated on a mouse brain with no human decision-making > Source: > Published: 2026-10-30 19:42:59+00:00 # A Claude model autonomously chose a gene therapy and operated on a mouse brain with no human decision-making By Matthias BastianSource: [The Decoder](https://the-decoder.com) An [AI agent](https://www.machinebrief.com/glossary/ai-agent) performed brain surgery on an epileptic mouse, picking the drug, the brain target, and the injection coordinates on its own. According to lead researcher Ocana-Santero, it's the first time an AI agent has autonomously chosen a treatment and delivered it to a living mammal. But when a calibration error hit mid-surgery, the agent refused to continue and couldn't be talked out of it. The article [A Claude model autonomously chose a gene therapy and operated on a mouse brain with no human decision-making](https://the-decoder.com/a-claude-model-autonomously-chose-a-gene-therapy-and-operated-on-a-mouse-brain-with-no-human-decision-making/) appeared first on [The Decoder](https://the-decoder.com). Get AI news in your inbox Daily digest of what matters in AI.