Integrating AI agents with external APIs requires careful consideration to avoid common pitfalls that can compromise the robustness of AI-powered solutions. Unlike traditional API development, AI agents infer intent and perform complex multi-step actions, which can lead to errors if not properly managed. Common mistakes include unclear or missing schemas, which can result in incorrect parameter usage and data formats; assuming agents can handle multi-step API calls reliably, which can lead to failure if any step is misinterpreted; not providing sufficient context, causing agents to generate inaccurate outputs; and overlooking API rate limits, which can degrade performance and lead to errors. To mitigate these issues, it is crucial to define clear input/output schemas, execute multi-step processes deterministically, provide relevant context through data syncs, and manage API calls judiciously by using pre-fetching and caching strategies. By addressing these areas, developers can create more reliable and efficient AI integrations with third-party APIs.