Declare Resources and templates with their fields

A Resource has a uri and a name; a Resource Template has a uriTemplate and a name. Both accept only the properties of their Section 10 tables, each with its defined type.

Requirement

Resource and Resource Template Objects have their required fields, defined property types, and no unknown properties.

Details

Rule ID: mcpdesc.resource.members
Owner: mcpdesc
Surface: Resource, ResourceTemplate
Kind: structural
Requirement level: must
Protocol versions: independent of the MCP protocol version
Document schema locations: #/$defs/resource, #/$defs/resourceTemplate
Status: internal · Enforcement: internal

Required by

• MCP Description 0.9.0, Sections 10.1.1 and 10.2.1
  • 10. Resources and Resource Templates: req-resource-fields
  • 10. Resources and Resource Templates: req-resource-template-fields
  • 13. Tags: req-entity-tags-shape
  • 13. Tags: req-entity-tags-unique

Examples

Invalid example

Source: expected-invalid/malformed-info-transport-tag-resource.json · Selected: /resources/0

{
  "name": "readme",
  "mimeType": "text/markdown"
}

Rule Source Code

resource.yaml at immutable tag v0.9.0-rc.3.