13trust / 100
Nft Verify Ownership
by NFT Insight (Scam Check, Owners) in Onchain & crypto
x402 APIFailing, checked 2 h ago
Realtime holds-or-not ownership check (token-gating) — ALWAYS live
GET https://x402.professorsausages.com/nft/:chain/verify-ownership
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 0.0%
- Response time
- - typical, - slowest 5%
- Last check
- 2 h ago: Expected HTTP 402, got 400
- Next check
- any minute now
How to call it
# bash or zsh: see the payment challenge (nothing is charged)
curl -g -i -X GET 'https://x402.professorsausages.com/nft/:chain/verify-ownership?contract=NFT+contract+address+%280x+%2B+40+hex%29.&tokenId=Optional+decimal+token+id+for+an+exact-token+check.&wallet=Wallet+address+%280x+%2B+40+hex%29.'import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402.professorsausages.com%2Fnft%2F%3Achain%2Fverify-ownership
const res = await pay("https://x402.professorsausages.com/nft/:chain/verify-ownership?contract=NFT+contract+address+%280x+%2B+40+hex%29.&tokenId=Optional+decimal+token+id+for+an+exact-token+check.&wallet=Wallet+address+%280x+%2B+40+hex%29.");
console.log(await res.json());Example input
{
"contract": "NFT contract address (0x + 40 hex).",
"tokenId": "Optional decimal token id for an exact-token check.",
"wallet": "Wallet address (0x + 40 hex)."
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 2 h ago | Expected HTTP 402, got 400 | 400 | 183 ms | - |
| 6 h ago | Expected HTTP 402, got 400 | 400 | 44 ms | - |
| 10 h ago | Expected HTTP 402, got 400 | 400 | 123 ms | - |
| 15 h ago | Expected HTTP 402, got 400 | 400 | 206 ms | - |
| 19 h ago | Expected HTTP 402, got 400 | 400 | 56 ms | - |
| 23 h ago | Expected HTTP 402, got 400 | 400 | 462 ms | - |
| 28 h ago | Expected HTTP 402, got 400 | 400 | 53 ms | - |
| 32 h ago | Expected HTTP 402, got 400 | 400 | 138 ms | - |
| 36 h ago | Expected HTTP 402, got 400 | 400 | 124 ms | - |
| 40 h ago | Expected HTTP 402, got 400 | 400 | 495 ms | - |
| 44 h ago | Expected HTTP 402, got 400 | 400 | 365 ms | - |
| 2 days ago | Expected HTTP 402, got 400 | 400 | 61 ms | - |
| 2 days ago | Expected HTTP 402, got 400 | 400 | 334 ms | - |
| 2 days ago | Expected HTTP 402, got 400 | 400 | 49 ms | - |
| 3 days ago | Expected HTTP 402, got 400 | 400 | 38 ms | - |