Glossary

Model Context Protocol

MCP

An open protocol that standardizes how AI applications connect to external tools, resources, and prompts.

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Related terms

MCP ClientMCP

A software component that connects to an MCP server to discover and use its exposed tools, resources, and prompts.

MCP ServerMCP

A server that implements the Model Context Protocol to expose tools, resources, and prompts to connected AI applications.

MCP HostMCP

A host application that manages MCP clients and provides AI models with access to tools, resources, and prompts exposed by MCP servers.

MCP ToolMCP

A callable capability exposed by an MCP server that allows an AI application to perform an action or retrieve information.

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