Recommendations With Receipts: When LLMs Have to Prove They Behaved
Opening — Why this matters now LLMs are increasingly trusted to recommend what we watch, buy, or read. But trust breaks down the moment a regulator, auditor, or policy team asks a simple question: prove that this recommendation followed the rules. Most LLM-driven recommenders cannot answer that question. They can explain themselves fluently, but explanation is not enforcement. In regulated or policy-heavy environments—media platforms, marketplaces, cultural quotas, fairness mandates—that gap is no longer tolerable. ...