Discover / kertivo.com

Kertivo Check: payment verify

■ Challenge detected

Payment verification for x402: verify a USDC transaction on Base — did this payment really settle, and did it pay the right address the right amount? Send a tx hash (or x402 authorization): confirmations, real-USDC transfer check, expectedPayTo/expectedAmount match, fake-USDC and lookalike-address warnings, who funded the payer (external, self_funded, unknown), plain-English summary and a receipt. Body {txHash|authorization, expectedPayTo?, expectedAmount?}. Free demo: POST /demo.

Listed price
$0.01
Challenge detected
3 of the last 3 checks
Median response
455 ms
Last checked
16 Oct, 16:44 UTC
In our index since
14 Oct 2026

Endpoint

curl -i https://kertivo.com/check
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
1 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.

  • POSThttps://kertivo.com/check$0.01Payment verification for x402: verify a USDC transaction on Base — did this payment really settle, and did it pay the right address the right amount? Send a tx hash (or x402 authorization): confirmations, real-USDC transfer check, expectedPayTo/expectedAmount match, fake-USDC and lookalike-address warnings, who funded the payer (external, self_funded, unknown), plain-English summary and a receipt. Body {txHash|authorization, expectedPayTo?, expectedAmount?}. Free demo: POST /demo.

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

Showing 1 of 1 listed endpoints.

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

Recent checks

14 Oct 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 3 checks
When (UTC)ResultHTTPResponse
16 Oct, 16:44 UTCChallenge detected402529ms
15 Oct, 23:42 UTCChallenge detected402455ms
14 Oct, 17:17 UTCChallenge detected402348ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 16:44 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for Kertivo Check: payment verify?

Its listed price is $0.01.

What payment terms does Kertivo Check: payment verify advertise?

The listing advertises x402, Base and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is Kertivo Check: payment verify listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 14 Oct 2026.

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