This article contains a promotional link to FluxA.* I've been building with AI agents for over a year now. Claude, GPT-4, custom LangChain pipelines — you name it. And every single time I tried to make an agent do something that involved spending money, I hit the same wall: the agent had to stop and ask me for a credit card. Not metaphorically. Literally. My "autonomous" agent would grind to a halt, fire off a notification, and wait for me to manually approve a $0.003 API call. That's not autonomous. That's a really elaborate chatbot with extra steps. This post is about how I discovered FluxA, what the AgentCard actually does, and why I think the AEP2 protocol underneath it is the most underrated piece of infrastructure in the current AI wave. The Real Problem: AI Agents and Money Don't Mix (Yet) Let me paint the picture more clearly.…