AI discovers new enzyme system that works like gene-editing tool

Anthropic, a company that makes AI assistants, says its Claude AI has made a significant discovery in biology. Claude found a new enzyme system — a type of molecular machinery that does work inside cells — by searching through a massive database of DNA sequences. The company is comparing this discovery to Crispr, a famous tool that scientists use to edit genes (the instructions that make us who we are).

What makes this interesting is that Claude appears to have done most of the work on its own. Anthropic says human scientists only gave Claude the initial instructions and then did the lab work to verify the findings. Over 21 hours, nearly 950 copies of Claude (called "agents" — basically separate instances of the AI working in parallel) searched through 210 million tokens of data. A token is just a small piece of text or data. Eventually, one of these Claude versions spotted an unusual pattern repeating in the data that turned out to be the new enzyme system.

This discovery is significant for two reasons. First, it shows that AI might actually help scientists make real breakthroughs faster — not just answer questions, but find things humans might have missed. Second, it's Anthropic's first major result from its new wet lab (a physical laboratory where scientists do hands-on biology work), and it comes as the company prepares to go public, meaning it wants to sell shares to regular investors. Companies going public often showcase their best work to prove they're worth investing in.

The discovery doesn't mean AI will replace scientists, but it does suggest that AI and human scientists working together might solve problems more quickly than either could alone.