Is this Base address a contract or a wallet, and is it active? Live read: code size (contr
Is this Base address a contract or a wallet, and is it active? Live read: code size (contract vs EOA), transaction count (nonce), ETH and USDC balance, at the latest block. Pass ?address=0x... . Useful before paying an unknown payTo. No third-party API, no cache.
20000 (raw units)
price
1
calls / 30d
1
unique payers
2026-09-16
updated
Provider
oraclepost.higgsfield.app · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x9A35F013F7E6fD3732ffAaeC750Cbd036Baf5838",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "20000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"address": "EVM address on Base, 0x-prefixed"
},
"type": "http"
},
"output": {
"example": {
"address": "0x88E0...",
"block": 51234567,
"code_bytes": 0,
"eth": 0,
"is_contract": false,
"tx_count": 0,
"usdc": 0.002,
"verdict": "wallet, has received funds, never sent"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"properties": {
"method": {
"const": "GET"
},
"queryParams": {
"properties": {
"address": {
"description": "EVM address on Base, 0x-prefixed",
"type": "string"
}
},
"required": [
"address"
],
"type": "object"
},
"type": {
"const": "http"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://oraclepost.higgsfield.app/api/premium/verify" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://oraclepost.higgsfield.app/api/premium/verify");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://oraclepost.higgsfield.app/api/premium/verify")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/7099.json, and this resource appears in /discovery/resources and /discovery/search.