LLM Output Validation: Structured Outputs & Guardrails
A production 2026 pattern for LLM output validation: constrained decoding, JSON-schema structured outputs, guardrails, and self-repair loops that actually hold.
Agentic RAG Architecture Patterns: When Plain RAG Is Not Enough
Four agentic RAG patterns — planner-retriever, router, graph-RAG agent, reflective RAG. When each is worth it and the failure modes each introduces.