Why AI Agents in Banking Need a Proof Layer (opens in new tab)

The Question No One Can Answer Picture this: a bank deployed an AI agent to help with transaction approvals. Three weeks later a regulator shows up and asks a simple question: "On June 3rd your agent approved transaction #8492 for $47,000 — why?" The bank goes to check the logs. The logs say "approved." But they don't say why. The agent's reasoning is gone, the context is lost, and the logs live on the same server where the agent runs. There's no way to prove to an external auditor that the d...