{"type": "article", "title": "LLM Cascade Slashes RAG Costs by Escalating Only on Validation Failure", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/llm-cascade-slashes-rag-costs-by-escalating-only-on-validation-failure", "original_source": "https://insideai.news/news/machine-learning/llm-cascade-slashes-rag-costs-by-escalating-only-on-validation-failure/5266/", "published": "2026-07-24T15:18:33+00:00", "accessed": "2026-07-24", "id": "llm-cascade-slashes-rag-costs-by-escalating-only-on-validation-failure"}