Applied AI·Structured outputs and tool calling
a USB standard for model tools; implement the server once, every compatible client can plug in.
Model Context Protocol (MCP)
Also calledMCP
An open protocol, introduced by Anthropic in late 2024 and since adopted widely, standardising how applications expose tools and data to models. An MCP server publishes tools; any MCP client (Claude, IDEs, agent runtimes) can discover and call them, replacing per-app custom integrations.