SYNTHORA.

POST https://api.hergertsynthora.com/v1/agentcard ↗

Agent Card Validator (A2A): given an Agent Card URL or JSON, deterministically validates it against the A2A spec — required fields, skill schemas, endpoint reachability, security schemes, provider transparency — and returns a compatibility_score, schema_errors and warnings. The trust layer for the agent economy. Deterministic, Ed25519-signed. 0.01 USDC via x402 on Base. SYNTHORA.

Eligibility: unprobeable
Failures: 0
Last quote: —
Last probe: —

Payment requirements / accepts[] 1 options

State	Network	Scheme	Atomic amount	Asset	payTo / untrusted
active	eip155:8453	exact	50000	0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913	0x10800a5a5B9d72251566EC651E862A8b4B427dE0

All advertised payment options are stored. Base (`eip155:8453`) is the operational network for ranking and canaries; non-Base options remain visible for transparency.

Probe evidence 0 recent

No probe attempts recorded yet. Coverage runs prioritize never-probed endpoints.

Machine contract

Schemas.

InputJSON

{
  "body": {
    "card": {
      "description": "A2A agent card audit demo",
      "name": "Demo Agent",
      "skills": [
        {
          "description": "conversational",
          "id": "chat",
          "name": "chat"
        }
      ],
      "url": "https://example.org",
      "version": "1.0.0"
    }
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
}

OutputJSON

{
  "example": {
    "niche": "agent_card",
    "ok": true,
    "result": {
      "a2a_conformant": true,
      "compatibility_score": 82,
      "endpoint_status": 200,
      "pricing_declared": false,
      "schema_errors": [],
      "security_declared": true,
      "signed": "ed25519",
      "skills_count": 1,
      "verdict": "buena",
      "warnings": [
        "falta campo recomendado: documentationUrl"
      ]
    }
  },
  "type": "json"
}