The field has a confusing vocabulary for a simple idea. Retrieval-augmented generation, tool use, function calling, the Model Context Protocol—the names multiply, but they are all…
The first and most common technique. Instead of letting the model answer from its training, you first retrieve relevant documents—from a database, a knowledge base, a set of files—…
RAG hands the model documents. Tool use hands it capabilities.
Tool use used to be bespoke—every app wired its tools to its model in its own way.
The pillar made the case for computation-first AI. This is the toolbox: retrieval, tool use, and MCP explained plainly, with a working example you can connect to today.