RAG-MCP

A new study reveals that connecting an AI agent to more than 20 MCP tools causes accuracy to collapse to 13.62%, with excessive token consumption. Researchers found that tool count is not a free upgra…

Agent accuracy degrades as tool catalogs grow beyond 10-15 tools, with research showing retrieval-based selection triples accuracy from 13.62% to 43.13% while cutting prompt tokens by over half. Six t…