Despite some CEOs' enthusiasm, AI agents aren't always up to the task. One culprit: hallucinations. Agents are software programs that can perform tasks independently, such as reconciling an invoice, so that a person doesn't have to. Sounds great, right? That's why companies are plugging agents into tasks across sales, finance, supply chains, and engineering. Yet while agentic systems can be effective at completing discrete tasks, they can be fragile at scale. Errors can quickly become a