Discover / x402.pkgproof.net

pkgproof

□ No challenge detected

Call before an agent runs npm install. Checks one npm package against the registry, OSV advisories, install scripts, typosquat and combosquat names and repository provenance, and flags hallucinated or slopsquatted names. Answers safe, caution, block or does_not_exist; every reason is sourced and labelled fact or heuristic.

x402
Base
USDC
Verification

Listed price: $0.05
Challenge detected: 0 of the last 10 checks
Last checked: 17 Oct, 09:26 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://x402.pkgproof.net/v1/verify
# 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://x402.pkgproof.net/v1/verify$0.05Call before an agent runs npm install. Checks one npm package against the registry, OSV advisories, install scripts, typosquat and combosquat names and repository provenance, and flags hallucinated or slopsquatted names. Answers safe, caution, block or does_not_exist; every reason is sourced and labelled fact or heuristic.

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.pkgproof.net

Recent checks

2 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.17 Oct 2026

All 10 checks

When (UTC)	Result	HTTP	Response
17 Oct, 09:26 UTC	No challenge detected	405	148ms
16 Oct, 08:13 UTC	No challenge detected	405	133ms
14 Oct, 21:46 UTC	No challenge detected	405	265ms
14 Oct, 05:00 UTC	No challenge detected	200	556ms
12 Oct, 10:53 UTC	No challenge detected	405	89ms
10 Oct, 15:44 UTC	No challenge detected	405	230ms
9 Oct, 09:34 UTC	No challenge detected	405	127ms
8 Oct, 03:32 UTC	No challenge detected	405	122ms
6 Oct, 21:30 UTC	No challenge detected	405	161ms
2 Oct, 17:03 UTC	No challenge detected	405	111ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 17 Oct, 09:26 UTC, we detected no payment challenge.

What price is recorded for pkgproof?

Its listed price is $0.05.

What payment terms does pkgproof 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 pkgproof listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.

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