Architecting Production LLM Systems: How AI Gateways, Orchestration, RAG, and Observability Fit TogetherA practical reference architecture connecting OpenRouter, LangChain/LlamaIndex, vector search, structured outputs, and Langfuse into one coherent AI engineering stack
How AI gateways, LangChain/LlamaIndex orchestration, vector search, structured outputs, and Langfuse observability combine into a production LLM architecture.
AI Embeddings Explained: Foundations, Fundamentals, and When to Use ThemWhat embeddings actually are, how they're trained, and how to use them correctly in semantic search, RAG, and clustering systems
A practical guide to AI embeddings: what they are, how similarity search works, when to use them, and how to avoid the pitfalls that quietly break RAG systems