We Made Our x402 Payment Gateway Loop-Native — Here's How (and Why Your Agent Needs It) (opens in new tab)

Two weeks ago, Boris Cherny — head of Claude Code at Anthropic — said something on stage that changed how I think about building infrastructure: "I don't prompt Claude anymore. I have loops running. They're the ones prompting Claude." Then Peter Steinberger dropped a post that put a name on it: loop engineering. The idea is simple but the implications are massive. You stop writing prompts. You start designing the systems that prompt agents for you. The agent enters a cycle — reason, act, obse...