Discover / x402check.xyz

x402check

□ No challenge detected

Check a counterparty before paying: OFAC SDN, phishing and drainer feeds, a live watch of drainer infrastructure, transaction simulation and injected-instruction analysis. Returns a score and a signed ES256 attestation.

Listed price
$0.0035
Challenge detected
0 of the last 9 checks
Last checked
16 Oct, 21:16 UTC
In our index since
30 Sept 2026

Endpoint

curl -i https://x402check.xyz/v1/risk-check
# 402 Payment Required: pay with an x402 client (USDC on Arbitrum),
# then send the same request again with the payment attached.
2 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://x402check.xyz/v1

  • POST/risk-checkNo price listedCheck a counterparty before paying: OFAC SDN, phishing and drainer feeds, a live watch of drainer infrastructure, transaction simulation and injected-instruction analysis. Returns a score and a signed ES256 attestation.
  • POST/risk-check/batchNo price listedUp to 25 counterparty risk checks in one call, billed per item, each with a signed ES256 attestation.

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 2 of 2 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402check.xyz

Recent checks

30 Sept 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.16 Oct 2026
All 9 checks
When (UTC)ResultHTTPResponse
16 Oct, 21:16 UTCNo challenge detected405602ms
15 Oct, 14:11 UTCNo challenge detected405514ms
14 Oct, 00:19 UTCNo challenge detected405417ms
12 Oct, 00:34 UTCNo challenge detected405290ms
10 Oct, 10:04 UTCNo challenge detected405228ms
9 Oct, 03:33 UTCNo challenge detected405416ms
7 Oct, 21:31 UTCNo challenge detected405532ms
6 Oct, 18:37 UTCNo challenge detected405352ms
30 Sept, 17:04 UTCNo challenge detected405590ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 16 Oct, 21:16 UTC, we detected no payment challenge.

What price is recorded for x402check?

Its listed price is $0.0035.

What payment terms does x402check advertise?

The listing advertises x402, Arbitrum, Base, EVM chain 1329, EVM chain 143, Polygon, Solana and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is x402check listed?

In x402 Bazaar. Superstables first indexed it on 30 Sept 2026.

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