MCP vs REST for RAG in Fred: Why We Run Both

Fred uses REST for graph-driven RAG (Rico, Rico Pro) and MCP for tool-driven RAG (Dominic). Running both lets us measure latency, reliability, governance, and developer ergonomics—without changing our UI or schemas.

August 17, 2025 in architecture, agents, rag by Thomas Hedan, Simon Cariou, Alban Capitant and Dimitri Tombroff4 minutes