Choosing the Right Tool to Wire LLM Calls: Libraries vs Orchestrators

The article compares LLM-native chaining libraries like LangChain and LlamaIndex with general orchestrators like Airflow and Prefect for building multi-step LLM workflows. It advises using chaining libraries for few prompts with LLM glue, orchestrators for many steps requiring reliability, and agents when the model decides the path. The piece also warns against over-engineering simple tasks that a single prompt can handle.