Discover / x402-gateway.ai

x402-gateway

■ Challenge detected

Paid ping — test the x402 payment flow end-to-end. Returns pong. Costs $0.001, exists so agents can verify their x402 wallet setup against this gateway cheaply.

x402
Base
USDC

Listed price: $0.001
Challenge detected: 9 of the last 9 checks
Median response: 127 ms
Last checked: 16 Oct, 18:49 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://x402-gateway.ai/api/v1/ping
# 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.

GEThttps://x402-gateway.ai/api/v1/ping$0.001Paid ping — test the x402 payment flow end-to-end. Returns pong. Costs $0.001, exists so agents can verify their x402 wallet setup against this gateway cheaply.

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/x402-gateway.ai

Recent checks

4 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 9 checks

When (UTC)	Result	HTTP	Response
16 Oct, 18:49 UTC	Challenge detected	402	127ms
15 Oct, 11:37 UTC	Challenge detected	402	105ms
14 Oct, 00:19 UTC	Challenge detected	402	112ms
12 Oct, 00:34 UTC	Challenge detected	402	144ms
10 Oct, 10:04 UTC	Challenge detected	402	140ms
9 Oct, 06:42 UTC	Challenge detected	402	968ms
8 Oct, 03:32 UTC	Challenge detected	402	83ms
7 Oct, 03:32 UTC	Challenge detected	402	76ms
4 Oct, 05:04 UTC	Challenge detected	402	141ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 18:49 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 x402-gateway?

Its listed price is $0.001.

What payment terms does x402-gateway 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 x402-gateway listed?

In x402 Bazaar. Superstables first indexed it on 26 Sept 2026.

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