MCPs are diminishing in value a bit, because AI Agents are getting smarter about using API/CLIs. For example, I use gh cli via Claude instead of their MCP, because I already had cli setup, so no need to use MCP. MCPs can potentially have great value if they cross multiple sources and combine results. For example at work we use an in-house MCP for log/metrics search across five different (legacy) systems. It finds cor…
MCP and RAG feel like the usual pattern of running a daemon 24/7 that balloons infrastructure spend. So uncivilized.
Any given REST API is a small model. A frontier or local model and modern harness can parse the already existing documentation for that REST API and invoke or generate a tool to use it.