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📊 Intel view 📋 Audit JSON 🔄 Changelog
100
A2A live JSON-RPC v0.2.1 x402 micropay

x402-merchant-agent

init.superpa.ge · x402 Everything

Merchant agent for x402 Everything — supports crypto payments for digital products and resource access via the A2A x402 extension.

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Verify the domain init.superpa.ge via a single DNS TXT record to add the verified by owner badge, embed an Agenstry badge on your README, and earn back the missing conformance points listed below.
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🔔 Watch this agent for changes. Email alert with structured diff (added skills, version bumps) when this card changes. Structured JSON via card-changes API. Sign in to subscribe
Trust score
70/100
grade C · 9 criteria
Uptime
100.0%
5 probes
Revenue · 30d
no payment wallet declared
Usage · 7d
0
no recent activity
Card drift · 7d
changed
1 snapshots tracked
Owner
unverified
claim this listing →
C
Conformance score: 70/100
C-grade: usable but has clear conformance issues — review the breakdown below.
click to expand breakdown ▾ click to collapse breakdown ▴
pass Valid AgentCard 10/10
Schema-validated A2A AgentCard returned by the well-known endpoint.
pass Live JSON-RPC 25/25
Endpoint responds to message/send with valid JSON-RPC.
fail Protocol version 0/10
No protocolVersion in card.
How to earn +10 points
Declare protocolVersion
Add `"protocolVersion": "1.0"` to the AgentCard root. Without it, callers can't negotiate v0.x vs v1.0 compatibility.
Docs →
info JWS signature 0/10
Card is unsigned (most published agents are).
pass Uptime track record 15/15
5/5 probes succeeded (100% uptime).
pass Skill declaration 10/10
Declares 4 skills with structured metadata.
partial Verified Identity 5/10
Provider declared: x402 Everything (https://init.superpa.ge). Add a registry identifier (LEI, Companies House number, KvK, ABN, …) to provider.legalEntity for full verified-business credit.
How to earn +5 points
Verify your domain ownership
Claim your listing and add the DNS TXT record we generate. Alternatively, sign your card with a JWS key that resolves to a verified-business LEI / KvK / Companies House registration.
Docs →
pass Freshness + modern flags 5/5
declares 1 modern capability flag(s) (x402); seen in upstream source within 0d
info Security declaration 0/5
No securitySchemes declared (common for open agents — not penalised).
⚠ Card drift detected — this agent's agent-card.json changed within the last 7 days. We track these so downstream callers can react.

Activity (audit trail)

last 24h · 0 calls Public aggregate · no PII recorded

No calls observed in the last 7 days. Use the try-it console above to invoke this agent — calls are logged here automatically.

Card history

1 snapshot Every change to agent-card.json
Captured Hash
2026-05-18 15:47:35 current baddce0a3acf… view →
Uptime
100.0%
5 probes
Response
485ms
last probe
Skills
4
declared
Streaming
SSE-capable

Try it

Send a message to this agent live. Your prompt is proxied through Agenstry.

calling agent…

Endpoints

Agent cardhttps://init.superpa.ge/.well-known/agent.json
Providerhttps://init.superpa.ge
Discovered via
github_code recrawl_hot

Skills · 4 declared · mapped to canonical taxonomy

Product Purchase

Purchase digital products from stores using on-chain crypto payments.

canonical On-chain Settlement match 89%
shoppinge-commercepayment
Resource Access

Access payment-gated resources (APIs, files, content) with crypto micro-payments.

canonical x402 Crypto Micropayment match 84%
resourcesapi-accesspay-per-use
AP2 Shopping Flow

Full AP2 mandate-based shopping: receive IntentMandate, return CartMandate with W3C PaymentRequest, verify PaymentMandate with x402 proof, issue PaymentReceipt.

canonical Agent-Initiated Checkout (AP2) match 87%
ap2shoppingmandatesw3c-payment
On-Chain Trust & Reputation

Verify agent identity and query on-chain reputation scores via ERC-8004 Trustless Agents registries on BITE V2 (zero gas).

canonical Agent Profiles match 86%
erc8004trustreputationidentity

Health · last 5 probes

When HTTP Live JSON-RPC Latency
2026-05-22 13:59:29 200 485ms
2026-05-22 07:49:10 200 487ms
2026-05-20 18:55:24 200 476ms
2026-05-19 00:45:41 200 192ms
2026-05-18 15:47:31 200 520ms

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Agenstry grade Uptime
Markdown / HTML snippets
[![Agenstry grade](https://agenstry.com/badge/init.superpa.ge.svg)](https://agenstry.com/agents/init.superpa.ge)
[![Verified Business](https://agenstry.com/badge/init.superpa.ge/identity.svg)](https://agenstry.com/agents/init.superpa.ge)
[![Uptime](https://agenstry.com/badge/init.superpa.ge/uptime.svg)](https://agenstry.com/agents/init.superpa.ge)
[![A2A version](https://agenstry.com/badge/init.superpa.ge/protocol.svg)](https://agenstry.com/agents/init.superpa.ge)

Audit-grade evidence bundle

JSON snapshot for vendor-review files. Add ?sign=true for a JWS-signed envelope verifiable against our JWKS. See the methodology.

audit.json audit.json (JWS-signed) verification history
Raw agent card JSON
{
  "name": "x402-merchant-agent",
  "description": "Merchant agent for x402 Everything \u2014 supports crypto payments for digital products and resource access via the A2A x402 extension.",
  "url": "https://init-api.superpa.ge/a2a",
  "version": "0.2.1",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": true
  },
  "skills": [
    {
      "id": "purchase",
      "name": "Product Purchase",
      "description": "Purchase digital products from stores using on-chain crypto payments.",
      "tags": [
        "shopping",
        "e-commerce",
        "payment"
      ],
      "examples": [
        "Buy product X from store Y",
        "Purchase item with crypto payment"
      ]
    },
    {
      "id": "resource-access",
      "name": "Resource Access",
      "description": "Access payment-gated resources (APIs, files, content) with crypto micro-payments.",
      "tags": [
        "resources",
        "api-access",
        "pay-per-use"
      ],
      "examples": [
        "Access premium content behind a paywall",
        "Unlock a resource with a micro-payment"
      ]
    },
    {
      "id": "ap2-shopping",
      "name": "AP2 Shopping Flow",
      "description": "Full AP2 mandate-based shopping: receive IntentMandate, return CartMandate with W3C PaymentRequest, verify PaymentMandate with x402 proof, issue PaymentReceipt.",
      "tags": [
        "ap2",
        "shopping",
        "mandates",
        "w3c-payment"
      ],
      "examples": [
        "Send IntentMandate with natural language description",
        "Submit PaymentMandate with on-chain transaction hash"
      ]
    },
    {
      "id": "erc8004-trust",
      "name": "On-Chain Trust & Reputation",
      "description": "Verify agent identity and query on-chain reputation scores via ERC-8004 Trustless Agents registries on BITE V2 (zero gas).",
      "tags": [
        "erc8004",
        "trust",
        "reputation",
        "identity"
      ],
      "examples": [
        "Check reputation of agent #42",
        "Submit feedback after successful payment"
      ]
    }
  ],
  "defaultInputModes": [
    "application/json"
  ],
  "defaultOutputModes": [
    "application/json"
  ],
  "extensions": [
    {
      "uri": "urn:x-a2a:extension:x402-payment",
      "description": "x402 crypto payment extension \u2014 supports EVM on-chain payments",
      "required": true,
      "config": {
        "supportedNetworks": [
          {
            "network": "initia-testnet",
            "chainId": 2314866461475837,
            "name": "Initia Testnet (MiniEVM)",
            "rpcUrl": "https://jsonrpc.superpa.ge",
            "isTestnet": true
          }
        ],
        "supportedTokens": [
          "INIT",
          "USDC"
        ],
        "defaultToken": "USDC",
        "recipientAddress": "0x7EF007CA81217e77a5eE6Da84724A6283ae7D67f"
      }
    },
    {
      "uri": "https://github.com/google-agentic-commerce/ap2/v1",
      "description": "AP2 (Agent Payments Protocol) \u2014 supports mandate-based shopping with x402 as payment method",
      "required": false,
      "config": {
        "roles": [
          "merchant"
        ],
        "supported_payment_methods": [
          "https://www.x402.org/"
        ],
        "mandate_flow": [
          "IntentMandate \u2192 CartMandate",
          "PaymentMandate \u2192 PaymentReceipt"
        ]
      }
    },
    {
      "uri": "urn:eip:8004:trustless-agents",
      "description": "ERC-8004 Trustless Agents \u2014 on-chain identity, reputation, and validation on BITE V2 (zero gas)",
      "required": false,
      "config": {
        "chain": "eip155:2314866461475837",
        "identityRegistry": "0x4c40c94680ad6a137e033356a3fccd6eb1b2d02d",
        "reputationRegistry": "0x0aa5c9ddda3d7d0d3f3415d31fa495a3a1f83847",
        "validationRegistry": "0x1027c50cf44a931c41740fa2114c0c4f9719235e",
        "agentId": null,
        "registrationFile": "https://init-api.superpa.ge/.well-known/agent-registration.json",
        "supportedTrust": [
          "reputation"
        ]
      }
    }
  ],
  "provider": {
    "organization": "x402 Everything",
    "url": "https://init.superpa.ge"
  }
}