Discover / x402.lucidcove.org

Mercer x402 (hub probe)

■ Challenge detected

Settlement canary: returns a timestamped pong JSON after USDC micropayment. Use to verify x402 client + wallet + facilitator end-to-end.

Listed price
$0.001
Challenge detected
1 of the last check
Median response
1398 ms
Last checked
14 Oct, 17:47 UTC
In our index since
14 Oct 2026

Endpoint

curl -i https://x402.lucidcove.org/v1/ping
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/x402.lucidcove.org

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.14 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
14 Oct, 17:47 UTCChallenge detected4021398ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 14 Oct, 17:47 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 Mercer x402 (hub probe)?

Its listed price is $0.001.

What payment terms does Mercer x402 (hub probe) 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 Mercer x402 (hub probe) listed?

In x402 Bazaar. Superstables first indexed it on 14 Oct 2026.

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