Securing Model Routing: When the Cheapest Path Picks the Guardrail26 June 2026Blog - Ender's Endeavors AI Security Llm Security Model-Routing Ai-Infrastructure Guardrails Prompt Injection Cost-Optimization Ai-Attack-Surface Data-Security Credential-Security Ai-ArchitectureHow LLM routers create cost efficiency and a novel attack surface when safety controls are tied to routing output rather than enforced as invariants across all routes.