APIs have become an integral part of modern web traffic, yet companies often focus solely on monitoring their own APIs rather than their consumption of third-party APIs. Eyal Solomon, Co-Founder & CEO of Lunar.dev, emphasizes the need for comprehensive visibility into API consumption, which involves tracking technical metrics, business usage, middleware performance, user-defined diagnostics, and predictions. By analyzing metrics such as error rates, latency, cost efficiency, security, and middleware effectiveness, organizations can proactively manage API interactions, optimize costs, and ensure reliability. Advanced monitoring techniques like anomaly detection and logging enhance observability, allowing businesses to predict costs, detect traffic fluctuations, and maintain service continuity during outages. This approach not only addresses immediate troubleshooting needs but also aligns API usage with broader business objectives, setting companies apart in an increasingly API-dependent digital landscape.