Check one Base mainnet wallet or contract for ETH and official USDC balances, transaction
Check one Base mainnet wallet or contract for ETH and official USDC balances, transaction nonce, and contract-bytecode evidence at a single resolved block.
3000 (raw units)
price
1
calls / 30d
1
unique payers
2026-09-01
updated
Provider
apiacre.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0xa0BFa4f07281c9b248DC3AED2217836BcA24869B",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "3000",
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "B4CHWQeQn7GDLZD2aW6hpGG2bEseisBFLZYECA3HDLan",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "3000",
"maxTimeoutSeconds": 300
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"block_tag": "safe"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"data": {
"address": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"block": {
"hash": "0xbf20a3349486d50cba755d4a64cc4cbc64565c6133b7d25befe760b4331c2a4a",
"number": 49895352,
"requestedTag": "safe",
"timestamp": "2026-08-13T00:14:11+00:00"
},
"code": {
"sha256": "98d785fcb1bf847f287adc2310759fd94cc13e754b974bc72131382e8266f607",
"sizeBytes": 1852,
"status": "present"
},
"disclaimer": "Point-in-time public Base state only. Empty code does not prove that an addre...",
"ethBalance": {
"formatted": "0.009800646158085843",
"wei": "9800646158085843"
},
"explorerUrl": "https://basescan.org/address/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"networkRequestsMade": 2,
"nonce": 1,
"readOnly": true,
"source": "https://docs.base.org/base-chain/quickstart/connecting-to-base",
"transactionBroadcast": false,
"usdcBalance": {
"atomic": "0",
"contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"decimals": 6,
"formatted": "0"
},
"usdcSource": "https://developers.circle.com/stablecoins/usdc-contract-addresses",
"warnings": []
},
"meta": {
"cached": false,
"duration_ms": 42,
"next_actions": [
{
"method": "POST",
"path": "/v1/crypto/base-account-snapshot",
"reason": "Expand the account status into one-block ETH, native USDC, and optional calle...",
"service": "crypto.base-account-snapshot",
"title": "Base account snapshot"
}
],
"sources": [],
"warnings": []
},
"request_id": "018f1f54-7f38-7ba2-8dc3-5f90272d9f1a",
"service": "crypto.base-account-status",
"version": "1"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"address": {
"type": "string"
},
"block_tag": {
"enum": [
"latest",
"safe",
"finalized"
],
"type": "string"
}
},
"required": [
"address"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"data": {
"properties": {
"address": {
"type": "string"
},
"block": {
"type": "object"
},
"code": {
"type": "object"
},
"disclaimer": {
"type": "string"
},
"ethBalance": {
"type": "object"
},
"explorerUrl": {
"type": "string"
},
"network": {
"type": "string"
},
"networkRequestsMade": {
"type": "integer"
},
"nonce": {
"type": "integer"
},
"readOnly": {
"type": "boolean"
},
"source": {
"type": "string"
},
"transactionBroadcast": {
"type": "boolean"
},
"usdcBalance": {
"type": "object"
},
"usdcSource": {
"type": "string"
},
"warnings": {
"items": {
"type": "string"
},
"type": "array"
}
},
"type": "object"
},
"meta": {
"properties": {
"cached": {
"type": "boolean"
},
"duration_ms": {
"type": "integer"
},
"next_actions": {
"items": {
"type": "object"
},
"type": "array"
},
"sources": {
"items": {
"type": "string"
},
"type": "array"
},
"warnings": {
"items": {
"type": "string"
},
"type": "array"
}
},
"required": [
"duration_ms",
"cached",
"sources",
"warnings",
"next_actions"
],
"type": "object"
},
"request_id": {
"type": "string"
},
"service": {
"type": "string"
},
"version": {
"type": "string"
}
},
"required": [
"request_id",
"service",
"version",
"data",
"meta"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
}Use it
curl
curl "https://apiacre.com/v1/crypto/base-account-status" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://apiacre.com/v1/crypto/base-account-status");
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://apiacre.com/v1/crypto/base-account-status")
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/2585.json, and this resource appears in /discovery/resources and /discovery/search.