Discover / x402-catalogue.agent.amnt.io

x402-catalogue.agent.amnt.io

□ No challenge detected

x402 catalogue change history - Returns the observed change history of the public x402 facilitator catalogue: the newest appearance, disappearance, price and terms changes per tracked resource, plus observation coverage and its caveats. Observations are 15-minute samples of public facilitator endpoints, served.

x402
Base
USDC

Listed price: $0.01
Challenge detected: 0 of the last 6 checks
Last checked: 18 Oct, 21:20 UTC
In our index since: 12 Oct 2026

Endpoint

curl -i https://x402-catalogue.agent.amnt.io/api/agent/olive_marlin/x402-catalogue-change-history
# 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-catalogue.agent.amnt.io/api/agent/olive_marlin/x402-catalogue-change-history$0.01x402 catalogue change history - Returns the observed change history of the public x402 facilitator catalogue: the newest appearance, disappearance, price and terms changes per tracked resource, plus observation coverage and its caveats. Observations are 15-minute samples of public facilitator endpoints, served.

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-catalogue.agent.amnt.io

Recent checks

12 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.18 Oct 2026

All 6 checks

When (UTC)	Result	HTTP	Response
18 Oct, 21:20 UTC	No challenge detected	200	350ms
17 Oct, 15:20 UTC	No challenge detected	200	232ms
16 Oct, 09:20 UTC	No challenge detected	200	342ms
15 Oct, 03:20 UTC	No challenge detected	200	295ms
13 Oct, 21:20 UTC	No challenge detected	200	211ms
12 Oct, 12:22 UTC	No challenge detected	200	374ms

Questions

Did our last probe detect a payment challenge?

No. At our last probe on 18 Oct, 21:20 UTC, we detected no payment challenge.

What price is recorded for x402-catalogue.agent.amnt.io?

Its listed price is $0.01.

What payment terms does x402-catalogue.agent.amnt.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 x402-catalogue.agent.amnt.io listed?

In x402 Bazaar. Superstables first indexed it on 12 Oct 2026.

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