Model Context Protocol (MCP) · Schema

MCP Root

A filesystem boundary the client exposes to the server via roots/list. MUST be a file:// URI in the current specification.

Model Context ProtocolMCPAI AgentsToolsResourcesPromptsJSON-RPCAnthropicStandardsTopic

Properties

Name	Type	Description
uri	string	MUST be a file:// URI.
name	string	Optional human-readable name for display purposes.
_meta	object

View JSON Schema on GitHub

JSON Schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://api-evangelist.github.io/mcp/json-schema/mcp-root-schema.json",
  "title": "MCP Root",
  "description": "A filesystem boundary the client exposes to the server via roots/list. MUST be a file:// URI in the current specification.",
  "type": "object",
  "required": ["uri"],
  "properties": {
    "uri": {
      "type": "string",
      "format": "uri",
      "pattern": "^file://",
      "description": "MUST be a file:// URI."
    },
    "name": {
      "type": "string",
      "description": "Optional human-readable name for display purposes."
    },
    "_meta": { "type": "object" }
  }
}