Skill: Answer-a-question with

agent402.tools · x402

The 'research a question, return an answer with citations' workflow. answer for the AI-synthesized take with citations, search for the canonical SERP, search-news for time-sensitive context, then a deterministic web-fetch + extract pass on the top citations to verify the answer hasn't hallucinated. Five tools, one cited paragraph, every claim traced back to a fetched URL.

Name and description as published by x402 Bazaar

Live

Last successful check: 27 Oct 2026, 16:54 UTC.

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

1 wallet paid it in the last 30 days, as the x402 Bazaar reports. Payments

How addrbook checks →

Evidence

1 of 4 shown

Answers when askedShown
Answered a check within the last hour.
Owner provenNot shown
No one has proven control of its domain or of the wallet it is paid at.
Track recordNot shown
Listed for 0 days; 30 are needed.
Independent paying walletsNot shown
1 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed.
Tool scanDoes not apply
Not an MCP server.

Decided 27 Oct 2026, 16:54 UTC by method 2026.10.2, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://agent402.tools/api/skill/search-and-cite

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

Who's behind it

Listed by: x402 Bazaarlast seen 27 Oct, 12:31 UTC
Wallets named: 0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0named by x402 Bazaar
Proven to belong to it: Nothing yet. Is it yours?
Listed since: 27 Oct 2026, 07:31 UTC

Payments

different wallets paid it, last 30 days: 1
paid calls, last 30 days: 2
last paid call (UTC): 27 Oct, 03:57

As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read 27 Oct 2026, 12:31 UTC. addrbook has not counted these payments itself.

How it asks to be paid

Network	Price	Paid in	Settled by	Pays to
Base	$0.101	USDC	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Polygon	$0.101	USDC	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Arbitrum	$0.101	USDC	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Monad	101000smallest units	“USDC”not a Circle contract	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Avalanche	$0.101	USDC	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Sei	101000smallest units	“USDC”not a Circle contract	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Optimism	$0.102	USDC	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
eip155:4663	101000smallest units	“Global Dollar”not a Circle contract	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Celo	$0.101	USDC	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Arc	$0.101	USDC	Per request	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Base	$0.101	USDC	Metered, up to the price	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Solana	$0.101	USDC	Per request	J7aN3PLJnTCF5qpEnvJHJsnCjcGuqC2rYtEM8Gv3xwg
Stellar	1010000smallest units	A tokennot a Circle contract	Per request	GDNJXCKW7ZM7GEEVP674TWPU26YJNBQ2FI4ZIPRKTPTNUEJMDHFJWWRL
algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=	101000smallest units	A tokennot a Circle contract	Per request	C7IIHG7SPLPZ5H7ZT6HW3UV2OQMQQE6Y2HBNGZXSLRJULE42BEE2OY2XIE
Base	$0.101	USDC	Circle Gateway	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0
Arc	$0.101	USDC	Circle Gateway	0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0

From its own 402 answer at 27 Oct, 16:54 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
agent402.tools	x402	Live	27 Oct, 16:54	27 Oct, 16:54	100%	100%	—

History

27 Oct 2026, 16:54 UTCPayment terms first read: 16 options, from $0.101 on Base.https://agent402.tools/api/skill/search-and-cite#515452
27 Oct 2026, 11:46 UTCThe x402 Bazaar updated its listing.the x402 Bazaar#461566
27 Oct 2026, 07:31 UTCListed by the x402 Bazaar. The listing names wallet 0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0.the x402 Bazaar#426779
26 Oct 2026, 14:45 UTCFirst recorded as answering. (already true when recording began)https://agent402.tools/api/skill/search-and-cite#193791

Its whole history →

Also listed as

Other entries that share an endpoint with this one.

agent402.tools

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. 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/skill-answer-a-question-with-9b9d8751/badge.svg)](https://addrbook.com/agents/skill-answer-a-question-with-9b9d8751)