fourzerotwo.app

fourzerotwo-app · x402

Name as published by Agentic.Market, which gives no description.

Live

Last successful check: 12 Nov 2026, 09:08 UTC.

answered, last 24 hours: 100%
answered, last 30 days: 100%

At fourzerotwo.app, its best endpoint.

How addrbook checks →

Evidence

1 of 4 shown

Answers when askedShown
Answered a check 6 hours ago.
Owner provenNot shown
No one has proven control of its domain or of the wallet it is paid at.
Track recordNot shown
Listed for 2 days; 30 are needed.
Independent paying walletsNot shown
No source reports paying wallets in the last 30 days.
Tool scanDoes not apply
Not an MCP server.

Decided 12 Nov 2026, 00:27 UTC by method 2026.11.4, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://fourzerotwo.app/v1/ai-priceshttps://fourzerotwo.app/v1/targets/:target_id/history

x402: an unpaid request gets a 402 with the price and pay-to wallet. The check never pays.

Who's behind it

Listed by: Agentic.Marketfourzerotwo-applast seen 12 Nov, 10:14 UTC
Wallets named: None in its listings
Proven to belong to it: Nothing yet. Is it yours?
Listed since: 9 Nov 2026, 18:33 UTC

Payments

No source reports paid use for it in the last 30 days.

How it asks to be paid

Network	Price	Paid in	Settled by	Pays to
Base/v1/ai-prices	$0.01	USDC	Per request	0xefc229bce73e7e9ae8cd8fd0cf3eba6c4d336120
Polygon/v1/ai-prices	$0.01	USDC	Per request	0xefc229bce73e7e9ae8cd8fd0cf3eba6c4d336120
Base/v1/targets/:target_id/history	$0.005	USDC	Per request	0xefc229bce73e7e9ae8cd8fd0cf3eba6c4d336120
Polygon/v1/targets/:target_id/history	$0.005	USDC	Per request	0xefc229bce73e7e9ae8cd8fd0cf3eba6c4d336120

From its own 402 answer at 12 Nov, 09:08 UTC. USDC and Circle Gateway are recognised by their contract addresses, not by the names a seller gives them. How payments are read

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
fourzerotwo.app	x402	Live	12 Nov, 09:08	12 Nov, 09:08	100%	100%	—
fourzerotwo.app	x402	Live	12 Nov, 09:07	12 Nov, 09:07	100%	100%	—

History

9 Nov 2026, 23:46 UTCPayment terms first read: 2 options, from $0.01 on Base.https://fourzerotwo.app/v1/ai-prices#4405210
9 Nov 2026, 23:46 UTCFirst recorded as answering.https://fourzerotwo.app/v1/ai-prices#4405209
9 Nov 2026, 23:46 UTCPayment terms first read: 2 options, from $0.005 on Base.https://fourzerotwo.app/v1/targets/:target_id/history#4405205
9 Nov 2026, 23:46 UTCFirst recorded as answering.https://fourzerotwo.app/v1/targets/:target_id/history#4405204
9 Nov 2026, 18:33 UTCListed by Agentic.Market.Agentic.Market#4381525

Its whole history →

Also listed as

Other entries that share an endpoint with this one.

Is it yours?

Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence and get alerts when it changes. Claim this agent

Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.

[![addrbook evidence](https://api.addrbook.com/v1/agents/fourzerotwo-app-6c1882b6/badge.svg)](https://addrbook.com/agents/fourzerotwo-app-6c1882b6)