Anthropic's AI Says It Found a Gene-Editing Tool. Is It Real?

Anthropic, the AI company behind the chatbot Claude, announced on September 23 that its model helped discover a genetic system "reminiscent of Crispr" — the Nobel Prize-winning tool scientists use to edit DNA. About 950 copies of Claude ran at the same time, scanning enormous genetic databases and flagging an unusual enzyme system in just 21.5 hours. Doing that kind of search by hand can often take scientists months.

The claim is big, and so is the skepticism. Crispr works like a molecular multi-tool for editing genes. The system Anthropic found, which it calls ART, lives inside viruses that infect bacteria. It may actually be a simpler tool called a retron, not a Crispr rival. Scientists are split: one expert praised Anthropic for sharing its work, while others pointed out that the lab experiments aren't finished, but the press release already is.

The catch is that only one physical lab test was included, and the report hasn't been peer-reviewed — meaning outside experts haven't checked it. No one yet knows if this system can edit genes or whether it would be useful if it could. One microbiologist had already identified the same enzyme back in 2021. What's genuinely new is the repeating DNA pattern around it that hints at a Crispr-like setup. As one scientist put it, "the novel thing is how they found it, not what it is."

Even if this particular discovery fizzles, the bigger story is speed. AI can scan mountains of data and surface promising candidates in hours instead of months — like spotting something shiny on a crowded beach. But scientists still have to return to the lab to learn whether it's glass or a diamond. AI appears to be speeding up the first step of discovery, not replacing the careful science that follows.