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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

Rico Learns to Reflect: Smarter Document Q&A with Self-RAG Techniques

Rico, the document expert agent in Fred, now leverages Self-RAG-inspired strategies to assess document quality, retry with smarter queries, and generate more accurate answers. This post explains the improvements.

August 5, 2025 in agents, update by Romain Perennes4 minutes

Expanding Fred with MCP: A Playground for Next-Gen Agentic Architectures

Fred is now capable of serving and consuming components over the Model Context Protocol (MCP). Discover how this unlocks new architectures and makes Fred a live testbed for building interoperable AI agents.

May 19, 2025 in architecture, mcp, open-source by Simon Cariou, Alban Capitant and Dimitri Tombroff6 minutes

Introducing the New Fred Architecture: Modular, Agentic, and Knowledge-Aware

Fred is now composed of three modular components: a React UI, an agentic backend using LangGraph, and a knowledge-centric backend for document processing. Learn how it all fits together.

May 7, 2025 in architecture, announcement by Kevin Denis, Dorian Finel-Bacha, Julien Ornat, Fabien Le-Solliec and Dimitri Tombroff4 minutes