Explain again why a cli can't access a remote service ? The only difference that is not superficial is the token count. Everything else : format, doc, auth, di

Explain again why a cli can't access a remote service ? The only difference that is not superficial is the token count. Everything else : format, doc, auth, discoverability, ... can be made the same (the cli could be an mcp client, and the mcp server could implement a local shell, after all)