$0.005
per call · USD Coin on Base
Inspect live bytecode and common EIP-1967 and EIP-1167 storage patterns to identify upgradeable contract proxy evidence.
Endpoint
GET https://ai-data-marketplace-1042299154756.us-central1.run.app/api/v1/contract_proxy_check1
Calls / 30d
1
Unique payers / 30d
Aug 14
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://ai-data-marketplace-1042299154756.us-central1.run.app/api/v1/contract_proxy_check", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://ai-data-marketplace-1042299154756.us-central1.run.app/api/v1/contract_proxy_check?chain=base&contract_address=0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"evidence": {
"eip1167_implementation": null,
"eip1967_implementation": null
},
"proxy_detected": false,
"success": true
}Payment details
0x8647f7d7a1368a467ad1ff757fbc2e7167973558USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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