Discover / store-production-8add.up.railway.app

store-production-8add.up.railway.app

■ Challenge detected

Census of automated x402 monitors and index crawlers observed polling a Bazaar listing on Base mainnet: user-agent prefix, operator URL, stated purpose, class (monitor or crawler), quotes served in the observation week. Updated weekly from live terminal logs.

x402
Base
USDC

Listed price: $0.25
Challenge detected: 9 of the last 9 checks
Median response: 131 ms
Last checked: 16 Oct, 13:59 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://store-production-8add.up.railway.app/v1/probers
# 402 Payment Required: pay with an x402 client (USDC on Base),
# 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://store-production-8add.up.railway.app/v1

GET/probers$0.25Census of automated x402 monitors and index crawlers observed polling a Bazaar listing on Base mainnet: user-agent prefix, operator URL, stated purpose, class (monitor or crawler), quotes served in the observation week. Updated weekly from live terminal logs.
GET/report/agent-buyers$29Findings brief for data and API sellers: how AI agents with funded wallets behave at a paywall. 1,416 purchases and refusals across six models and three agent frameworks on x402, with the install checklist. Full text, markdown, September 2026.

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/store-production-8add.up.railway.app

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)	Result	HTTP	Response
16 Oct, 13:59 UTC	Challenge detected	402	133ms
15 Oct, 04:47 UTC	Challenge detected	402	101ms
13 Oct, 20:45 UTC	Challenge detected	402	140ms
11 Oct, 19:34 UTC	Challenge detected	402	253ms
10 Oct, 03:32 UTC	Challenge detected	402	131ms
9 Oct, 00:47 UTC	Challenge detected	402	105ms
7 Oct, 21:31 UTC	Challenge detected	402	307ms
6 Oct, 16:01 UTC	Challenge detected	402	124ms
30 Sept, 05:03 UTC	Challenge detected	402	110ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 16 Oct, 13:59 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 store-production-8add.up.railway.app?

Its listed price is $0.25.

What payment terms does store-production-8add.up.railway.app 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 store-production-8add.up.railway.app listed?

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

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