Writing — Moizz K — Moizz K

The 5-Step Pre-Flight Check for Production LLM Apps

Before you ship an LLM feature, run these five checks. Skip one and you'll fix it at 2am after a client reports it.

ProductionLLMEngineering

LangGraph vs Plain LangChain — When to Use Which

LangChain and LangGraph solve different problems. Picking the wrong one doubles your debugging time.

LangChainLangGraphAgents

Why 90% of RAG Systems Hallucinate

Most RAG failures come from three predictable places. Here's what they are and how to fix each one.

RAGLLMProduction