Amazon Neptune Cost Optimization: A Guide for 2026

AWS Neptune is a managed graph database engineered for highly interconnected data such as social networks, fraud detection systems, recommendation platforms, and knowledge graphs, representing entities and relationships as nodes and edges for rapid connection traversal. Its pricing structure of instance hours, storage, I/O operations, and backup retention frequently results in unexpected expenses, with overspending driven by undersized instance selection, abandoned development environments, and underutilization of commitment-based pricing models.