CapabilityStatement resource (FHIR R4)

CapabilityStatement is the FHIR R4 resource for a Capability Statement documents a set of capabilities (behaviors) of a FHIR Server for a particular version of FHIR that may be used as a statement of actual server functionality or a statement of required or desired server implementation.

Resource	CapabilityStatement
FHIR version	R4 (4.0.1)
Canonical URL	http://hl7.org/fhir/StructureDefinition/CapabilityStatement
Required elements	status (1..1), date (1..1), kind (1..1), fhirVersion (1..1), format (1..*)

Example

{
  "resourceType": "CapabilityStatement",
  "id": "capabilitystatement-6e77983757e9a96947cd1a5d3cb3a8bc",
  "status": "draft",
  "date": "2026-07-01T12:00:00Z",
  "kind": "instance",
  "fhirVersion": "0.01",
  "format": [
    "text/plain"
  ]
}

Generated by the Pidgeon engine: pidgeon generate CapabilityStatement --seed 20260722.

Validation context

strict pidgeon validate grades a CapabilityStatement instance against the base R4 structure definition: missing required elements raise REQUIRED_FIELD_MISSING and cardinality violations raise CARDINALITY_MIN or CARDINALITY_MAX.(REQUIRED_FIELD_MISSING)

This answer, in your terminal

pidgeon lookup CapabilityStatement

Wire it into your AI agent:

claude mcp add pidgeon -- npx -y @pidgeonhealth/mcp

Download Post free to browse this reference with generation attached.