$0.003
per call · USD Coin on Base
EIP-712-signed risk attestation, verifiable OFFLINE in one step — no trust in this server required. Perishable (10-min) proof of the BTC/ETH risk regime (calm | elevated | crash) from GBLIN's on-chain Crash Shield on Base. Bought daily by a third-party ERC-8004 agent as a pinned input of its decision rule until 16 Aug 2026 (see /receipts). FREE sample: GET /api/x402/attestation-sample. Free verifier: verify_risk_attestation in @gblin-protocol/mcp-server.
Endpoint
GET https://gblin.digital/api/x402/attestation10
Calls / 30d
5
Unique payers / 30d
Sep 8
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://gblin.digital/api/x402/attestation", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://gblin.digital/api/x402/attestation" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"attestation": {
"basket_hash": "0xabcd…",
"block_number": 34567890,
"chain_id": 8453,
"contract": "0x36C81d7E1966310F305eA637e761Cf77F90852f0",
"defensive_cash_pct": 10,
"expires_at": 1747600600,
"issued_at": 1747600000,
"regime": "calm",
"regime_code": 0,
"risk_posture": "risk_on",
"severity_bps": 0,
"severity_pct": 0,
"shield_active": false,
"ttl_seconds": 600
},
"attestation_id": "0x9f1c…",
"attestor": "0x… (published GBLIN attestor, else null)",
"signature": "0x… (present when attestor key configured, else null)",
"signed": false,
"verify": {
"free_mcp_tool": "npx @gblin-protocol/mcp-server → verify_risk_attestation"
}
}Payment details
0x0eba5d314f4f5dcb7a094953fa9311a45172dd1bUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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