You have Claude in your terminal. It answers questions, writes code, summarizes documents. But it cannot call a phone number. Not because it is incapable — but because it has no connection to the actual telephone network. It lives in text. The moment a task needs a real human on the other end of a phone line, your AI workflow hits a wall. This post shows you how to remove that wall in about five minutes, using the VoIPBin MCP server . The Gap Between AI and the Phone Network Model Context Protocol (MCP) is how AI assistants like Claude get access to external tools. Instead of hardcoding integrations, you plug in an MCP server and suddenly your AI can search the web, query databases, run code. But the phone network? PSTN, SIP, RTP, codecs — none of that is accessible to an MCP server out of the box.…