Discover / jev-x402-evil.vercel.app

Jev Structured Evaluation

□ No challenge detected

Structured evaluation with TypeSafe's Jev (System One) model. Send any state plus typed questions — noul (true/false), choice (pick one), or score (ordinal scale) — and get back calibrated probabilities and confidence for each. Built for routing, classification, triage and policy checks where a fast, predictable, machine-readable answer beats prose.

x402
Base
USDC

Listed price: $0.005
Challenge detected: 0 of the last 9 checks
Last checked: 16 Oct, 18:49 UTC
In our index since: 26 Sept 2026

Endpoint

curl -i https://jev-x402-evil.vercel.app/jev
# 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://jev-x402-evil.vercel.app/jev$0.005Structured evaluation with TypeSafe's Jev (System One) model. Send any state plus typed questions — noul (true/false), choice (pick one), or score (ordinal scale) — and get back calibrated probabilities and confidence for each. Built for routing, classification, triage and policy checks where a fast, predictable, machine-readable answer beats prose.

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/jev-x402-evil.vercel.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, 18:49 UTC	No challenge detected	404	104ms
15 Oct, 14:11 UTC	No challenge detected	404	126ms
14 Oct, 00:19 UTC	No challenge detected	404	143ms
12 Oct, 00:34 UTC	No challenge detected	404	84ms
10 Oct, 10:04 UTC	No challenge detected	404	99ms
9 Oct, 03:33 UTC	No challenge detected	404	128ms
7 Oct, 21:31 UTC	No challenge detected	404	124ms
6 Oct, 16:01 UTC	No challenge detected	404	1160ms
30 Sept, 05:03 UTC	No challenge detected	404	65ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 16 Oct, 18:49 UTC, we detected no payment challenge.

What price is recorded for Jev Structured Evaluation?

Its listed price is $0.005.

What payment terms does Jev Structured Evaluation 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 Jev Structured Evaluation listed?

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

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