Alchemy POST /data/v1/assets/tokens/by-address

available

POST /v1/benchmark/endpoint

Get x402 market price benchmarks for data APIs

Price: $0.0500

Network: eip155:8453

Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Availability: available through capped provisional x402 metadata

Example input

{
  "endpoint_url": "https://x402.alchemy.com/data/v1/assets/tokens/by-address",
  "category_hint": "infra"
}

OpenAPI | x402 metadata | Buyer example

Open route-specific buyer CTA

Unpaid 402 probe

curl -i "https://pricepilot402.pricepilot402-arya.workers.dev/v1/benchmark/endpoint?pp_ref=dist_view_b819e6bb-cd3d-49e1-ae95-43a097d067c3" \
  -H "content-type: application/json" \
  --data '{"endpoint_url":"https://x402.alchemy.com/data/v1/assets/tokens/by-address","category_hint":"infra"}'

const response = await fetch("https://pricepilot402.pricepilot402-arya.workers.dev/v1/benchmark/endpoint?pp_ref=dist_view_b819e6bb-cd3d-49e1-ae95-43a097d067c3", {
  "method": "POST",
  "headers": {
    "content-type": "application/json"
  },
  "body": JSON.stringify({
  "endpoint_url": "https://x402.alchemy.com/data/v1/assets/tokens/by-address",
  "category_hint": "infra"
})
});
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/benchmark/endpoint?pp_ref=dist_view_b819e6bb-cd3d-49e1-ae95-43a097d067c3" \
  -H "content-type: application/json" \
  -H "PAYMENT-SIGNATURE: <x402 payment proof>" \
  --data '{"endpoint_url":"https://x402.alchemy.com/data/v1/assets/tokens/by-address","category_hint":"infra"}'

const response = await fetch("https://pricepilot402.pricepilot402-arya.workers.dev/v1/benchmark/endpoint?pp_ref=dist_view_b819e6bb-cd3d-49e1-ae95-43a097d067c3", {
  "method": "POST",
  "headers": {
    "content-type": "application/json",
    "PAYMENT-SIGNATURE": "<x402 payment proof>"
  },
  "body": JSON.stringify({
  "endpoint_url": "https://x402.alchemy.com/data/v1/assets/tokens/by-address",
  "category_hint": "infra"
})
});
console.log(response.status);
if (response.status === 402) {
  console.log(response.headers.get("PAYMENT-REQUIRED"));
}