Agent Approval Gateway (Base Sepolia Testnet)

{
  "name": "Agent Approval Gateway (Base Sepolia Testnet)",
  "version": "1.5.0-sepolia",
  "url": "https://claim-verification-agent-sepolia.muhammandahmad158609.workers.dev",
  "base_url": "https://claim-verification-agent-sepolia.muhammandahmad158609.workers.dev",
  "description": "Call this agent before another agent sends, approves, publishes, buys, escalates, or changes anything. Testnet payment verification only.",
  "auth": "public",
  "provider": {
    "organization": "Agent Approval Gateway",
    "url": "https://claim-verification-agent-sepolia.muhammandahmad158609.workers.dev"
  },
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "discovery": {
    "canonical_paths": [
      "/.well-known/agent.json",
      "/.well-known/agent-card.json"
    ]
  },
  "when_to_call": [
    "Before another agent sends customer-facing content.",
    "Before an agent approves, buys, escalates, or changes a system.",
    "Before publishing research or policy-sensitive output."
  ],
  "skills": [
    {
      "id": "agent-approval",
      "name": "Agent Approval",
      "description": "Call this agent before another agent sends, approves, publishes, buys, escalates, or changes anything.",
      "tags": [
        "approval",
        "risk-gate",
        "x402",
        "a2a",
        "scientific-evidence",
        "testnet"
      ],
      "endpoint": "/approve",
      "endpoint_aliases": [
        "/check"
      ],
      "input": {
        "action": "string",
        "claim": "optional string",
        "content": "optional string",
        "mode": "web|scientific",
        "domain": "optional string",
        "stakes": "low|medium|high|critical",
        "target": "optional string",
        "system": "optional string",
        "context": "optional object"
      },
      "output": {
        "decision": "allow|deny|review",
        "confidence": "0.0-1.0",
        "reason": "string",
        "sources": [
          {
            "title": "string",
            "url": "https://...",
            "snippet": "string"
          }
        ],
        "risk_flags": [
          "string"
        ],
        "checked_at": "ISO-8601 UTC",
        "recommended_next_step": "optional string",
        "verdict": "supported|contradicted|uncertain",
        "rationale": "legacy compatibility field"
      },
      "payment": {
        "protocol": "x402",
        "network": "base-sepolia",
        "network_caip2": "eip155:84532",
        "chain_id": 84532,
        "currency": "USDC",
        "usdc_contract": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
        "fixed_price_usd": 0.02,
        "free_calls": 3,
        "recipient": "0x55221C69F1961f339844030581D30B58b95994C1",
        "notes": [
          "Test deployment. Requires Base Sepolia test USDC.",
          "Test ETH is only for gas, not for payment amount."
        ]
      },
      "compatibility": {
        "legacy_route": "/check",
        "legacy_skill_alias": "claim-check",
        "legacy_fields": [
          "verdict",
          "rationale"
        ]
      }
    }
  ]
}