Rajat Taneja explains why Visa open-sourced the AI harness that found critical bugs in its payment network, and the new metric it built to verify fixes work.

Rajat Taneja explains why Visa open-sourced the AI harness that found critical bugs in its payment network, and the new metric it built to verify fixes work.

Visa used Anthropic's Claude Mythos to find 10,000+ vulnerabilities in its global payment network and open-sourced the tool that ran the hunt.