cm-kg.io

■ Challenge detected

One paid call on cm-kg.io for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://cm-kg.io/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.

x402
Base
USDC

Listed price: $0.01
Challenge detected: 8 of the last 8 checks
Median response: 321 ms
Last checked: 16 Oct, 18:49 UTC
In our index since: 6 Oct 2026

Endpoint

curl -i https://cm-kg.io/api
# 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://cm-kg.io/apiNo price listedOne paid call on cm-kg.io for $0.01 USDC: the surface's own statement of record (a market node: its list_nodes line; a product: its record of record; allooloo.io: the estate scale block), public-record only, with an EdDSA-signed receipt that resolves forever at https://cm-kg.io/x402/receipt/{nonce}. Doctrine: https://agentic-x402.ai/.

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/cm-kg.io

Recent checks

6 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 8 checks

When (UTC)	Result	HTTP	Response
16 Oct, 18:49 UTC	Challenge detected	402	324ms
15 Oct, 14:11 UTC	Challenge detected	402	185ms
14 Oct, 00:19 UTC	Challenge detected	402	325ms
12 Oct, 00:34 UTC	Challenge detected	402	365ms
10 Oct, 10:04 UTC	Challenge detected	402	91ms
9 Oct, 03:33 UTC	Challenge detected	402	318ms
7 Oct, 21:31 UTC	Challenge detected	402	441ms
6 Oct, 16:01 UTC	Challenge detected	402	161ms

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 cm-kg.io?

Its listed price is $0.01.

What payment terms does cm-kg.io 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 cm-kg.io listed?

In x402 Bazaar. Superstables first indexed it on 6 Oct 2026.

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