Compare Base USDC x402 APIs

available

GET /v1/market/top-gmv

Estimate visible GMV for x402 endpoints. Rank Base USDC x402 API categories by market activity

Price: $0.0500

Network: eip155:8453

Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Availability: available through capped provisional x402 metadata

Example input

{
  "limit": 10
}

OpenAPI | x402 metadata | Buyer example

Get 402 Challenge

Open route-specific buyer CTA

Unpaid 402 probe

curl -i "https://pricepilot402.pricepilot402-arya.workers.dev/v1/market/top-gmv?limit=10&pp_ref=dist_view_95eaa4e2-7676-43b3-8082-9d3aa21d84e4"

const response = await fetch("https://pricepilot402.pricepilot402-arya.workers.dev/v1/market/top-gmv?limit=10&pp_ref=dist_view_95eaa4e2-7676-43b3-8082-9d3aa21d84e4", {});
console.log(response.status);
if (response.status === 402) {
  console.log(response.headers.get("PAYMENT-REQUIRED"));
}

Paid retry placeholder

curl -i "https://pricepilot402.pricepilot402-arya.workers.dev/v1/market/top-gmv?limit=10&pp_ref=dist_view_95eaa4e2-7676-43b3-8082-9d3aa21d84e4" \
  -H "PAYMENT-SIGNATURE: <x402 payment proof>"

const response = await fetch("https://pricepilot402.pricepilot402-arya.workers.dev/v1/market/top-gmv?limit=10&pp_ref=dist_view_95eaa4e2-7676-43b3-8082-9d3aa21d84e4", {
  "method": "GET",
  "headers": {
    "PAYMENT-SIGNATURE": "<x402 payment proof>"
  }
});
console.log(response.status);
if (response.status === 402) {
  console.log(response.headers.get("PAYMENT-REQUIRED"));
}