From protocol demo to real pay-per-call utility.

Judge lens

What shipped, why it matters, and how it fits agent-native commerce — without needing prior x402 context.

Live utility

Not just concept slides: token scan, web extract, and wallet risk are already exposed as callable services.

Composable design

Small, high-value actions are packaged as reusable building blocks instead of subscription-locked SaaS features.

Native pricing

x402 lets each request carry its own payment logic, which fits agent workflows better than monthly plans.

1. Real problem fit

Agents frequently need one narrow action at the right moment: check a token, screen a wallet, extract a page, or gate a payment step.

2. Real monetization fit

Those actions are too small for seat-based SaaS, but too valuable to be free. Pay-per-call fits the actual usage pattern.

3. Real implementation fit

The catalog shows live endpoints plus an AP2-shaped bridge, proving x402 can plug into agent commerce flows rather than stay a protocol abstraction.

🔍 x402 Token Scan

Fast token safety scanning before trading, listing, or payment decisions.

Best for: wallets, agents, token tools, payment flows

Endpoint: POST /api/scan

https://x402-token-scan.airdropalpha.workers.dev →

🧾 x402 Web Extract

Clean webpage extraction with optional summarization for research and automation workflows.

Best for: research agents, automations, MCP-style tools

Endpoint: GET /api/extract?url=...&summary=true&lang=en

https://x402-web-extract.airdropalpha.workers.dev →

🛡️ Wallet Risk Score

Wallet-level trust and fraud-sensitive screening before allowing the next action in an agent flow.

Best for: trust systems, fraud filters, trading tooling, agent commerce

Endpoint: POST /api/scan

https://x402-wallet-risk.airdropalpha.workers.dev →

🌉 AP2 x402 Bridge MVP

An AP2-shaped pre-payment gate that normalizes a paid x402 token scan into a judge-friendly architecture story.

Best for: demo viewers, AP2 experimenters, agent commerce builders

Endpoint: POST /ap2/scan

http://localhost:3001

What changed

APIs stop being subscription-first products and become on-demand, payable building blocks.

Who benefits

Developers building agents, automation pipelines, trust layers, and payment-sensitive workflows.

What's novel

Not just x402 support — a curated set of useful agent actions with clear pricing and workflow placement.

What to remember

Small, high-value agent actions priced per call is the product thesis behind this catalog.

Token Scan

curl -X POST 'https://x402-token-scan.airdropalpha.workers.dev/api/scan'   -H 'Content-Type: application/json'   -H 'X-PAYMENT: <x402-payment-token>'   -d '{
    "address": "0x1234567890abcdef1234567890abcdef12345678",
    "chain": "1"
  }'

Web Extract

curl 'https://x402-web-extract.airdropalpha.workers.dev/api/extract?url=https://example.com/article&summary=true&lang=en'   -H 'X-PAYMENT: <x402-payment-token>'

Wallet Risk Score

curl -X POST 'https://x402-wallet-risk.airdropalpha.workers.dev/api/scan'   -H 'Content-Type: application/json'   -H 'X-PAYMENT: <x402-payment-token>'   -d '{
    "walletAddress": "0x1111111111111111111111111111111111111111",
    "chain": "base"
  }'

AP2 Bridge

curl -X POST 'http://localhost:3001/ap2/scan'   -H 'Content-Type: application/json'   -d '{
    "request_id": "req-001",
    "action": "scan_token",
    "params": {
      "token": "0x1234567890abcdef1234567890abcdef12345678",
      "chain": "base",
      "metadata": {
        "source": "ap2-agent",
        "payment_context": "pre_payment_gate"
      }
    }
  }'