Vercel Observability provides dashboards and alerts for frontend performance, deployment health, and edge security using Vercel Drains data ingested via Splunk HEC. It visualizes Core Web Vitals (LCP/CLS/INP), deployment‑level error trends, and traffic anomalies, and includes baseline alerts for regressions and spikes. This app expects the Vercel Drains Add‑on (splunk_ta_vercel) to be installed for field extractions and CIM‑aligned normalization.