Discover / shield.vainplex.dev

shield.vainplex.dev

■ Challenge detected

ShieldAPI - x402 security preflight before agents accept or store credential material

x402
Base
USDC

Listed price: $0.001
Challenge detected: 9 of the last 9 checks
Median response: 456 ms
Last checked: 16 Oct, 13:59 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://shield.vainplex.dev/api/cdp/check-password-range
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

3 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://shield.vainplex.dev/api/cdp

GET/check-email$0.005ShieldAPI - x402 security preflight before agents trust an identity, sender, or email counterparty
GET/check/ip$0.002ShieldAPI - x402 security preflight before agents connect to IP infrastructure
GET/check-password-range$0.001ShieldAPI - x402 security preflight before agents accept or store credential material

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

Showing 3 of 3 listed endpoints.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/shield.vainplex.dev

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	428ms
15 Oct, 04:47 UTC	Challenge detected	402	477ms
13 Oct, 20:45 UTC	Challenge detected	402	497ms
11 Oct, 19:34 UTC	Challenge detected	402	536ms
10 Oct, 06:39 UTC	Challenge detected	402	424ms
9 Oct, 03:33 UTC	Challenge detected	402	531ms
7 Oct, 21:31 UTC	Challenge detected	402	421ms
6 Oct, 18:37 UTC	Challenge detected	402	415ms
30 Sept, 17:04 UTC	Challenge detected	402	456ms

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 shield.vainplex.dev?

Its listed price is $0.001.

What payment terms does shield.vainplex.dev 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 shield.vainplex.dev listed?

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

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