GraphQL's Hidden Invoice: What You're Actually Paying For

While GraphQL promises elegant API design and efficient querying, the article reveals significant hidden costs most teams overlook: the N+1 query problem requiring custom implementation, HTTP caching becoming ineffective with single-endpoint POST requests, and critical security vulnerabilities leaving 80% of GraphQL APIs exposed to denial-of-service attacks. Rather than a universal solution, GraphQL is a specialized tool suited to specific architectures like Facebook's original use case—not a replacement for simpler REST APIs.