Agent Card

Public advertisement of an agent — supported scopes, scope-catalog pointer, contact endpoints. Served at `/.well-known/arp/agent-card.json`.

$id: https://arp.spec/schema/agent-card/v0.1.jsonDOWNLOAD JSON

FIELDS

ARP protocol version (e.g. "0.1")

Human-readable agent name

pattern: ^did:[a-z0-9]+:[A-Za-z0-9._:%-]+$

One-line purpose description

ISO 8601 timestamp

Wire protocols this agent accepts

Scope IDs from the catalog this agent supports

Peer-counterparty VC type IDs required (e.g. "vc_provider.verified_human"). Opaque strings — the PDP does not interpret them.

EXAMPLE PAYLOAD

{
  "arp_version": "…",
  "name": "…",
  "did": "…",
  "description": "…",
  "created_at": "…",
  "endpoints": {},
  "accepted_protocols": [],
  "supported_scopes": [],
  "payment": {},
  "vc_requirements": [],
  "policy": {}
}

Examples are generated from schema metadata (examples array if present, otherwise a synthesised skeleton from the required fields). Always re-validate against the schema before shipping payloads.