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Arc agent uptime check

apexfaucet.xyz · x402

Which agents registered on Arc actually answer. Every endpoint every agent lists in its ERC-8004 registration file (web, A2A, MCP, x402, the file itself) is called once an hour through an address-checked fetcher: A2A cards are read, MCP servers get the initialize handshake, x402 paywalls are parsed the way a standard client would and checked against the on-chain EIP-712 domains of USDC and EURC on Arc (a wrong domain means every signature fails - we name it).
Name and description as published by x402 Bazaar

Filed under Blockchain & wallets, Cloud & DevOps by addrbook, from the words in its listing

Live

Last successful check: 10 Nov 2026, 23:25 UTC.

answered, last 24 hours
100%
answered, last 30 days
100%
How addrbook checks →

Evidence

2 of 4 shown

  1. Answers when askedShown

    Answered a check within the last hour.

  2. Owner provenNot shown

    No one has proven control of its domain or of the wallet it is paid at.

  3. Track recordNot shown

    Listed for 14 days; 30 are needed.

  4. Independent paying walletsShown

    10 independent wallets paid the wallet it asks to be paid at in 30 days, counted on-chain by addrbook.

  5. Tool scanDoes not apply

    Not an MCP server.

Decided by method 2026.11.3, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://apexfaucet.xyz/api/x402/arc-agent-watch

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

Who's behind it

Listed by
  • x402 Bazaarlast seen UTC
Wallets named
  • 0xd334ab5151c624cada654854e2879903dc4217ednamed by x402 Bazaar
Proven to belong to it
Nothing yet. Is it yours?
Listed since

Payments

wallets paid it, last 30 days
11
independent of the seller
10
paid in two or more weeks
3
USDC payments
44

Counted by addrbook from USDC transfers to the wallets it asks to be paid at, on Arc. A payer is independent when it is not one of the seller's own wallets and the seller did not fund it; the largest payer made 36.4% of the payments. Naming a wallet does not prove it is this seller's, unless a signature shows that above. Counted . How payers are counted

different wallets paid it, last 30 days
1
paid calls, last 30 days
3
last paid call (UTC)

As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read . addrbook has not counted these payments itself.

How it asks to be paid

NetworkPricePaid inSettled byPays to
Base$0.004USDCPer request0xd334ab5151c624cada654854e2879903dc4217ed
Solana$0.004USDCPer requestHYiepS7mNCVVKoaDmZLQ6rNtMWHTQqKheM1NLGn1x8kJ
Arc$0.004USDCPer request0xd334ab5151c624cada654854e2879903dc4217ed

From its own 402 answer at 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

HostProtocolStateLast checked (UTC)Last answered (UTC)24 hours30 daysTools
apexfaucet.xyzx402Live100%100%—

History

  1. Week of 2026-11-02: 4 paying wallets, 4 of them independent, counted on-chain.#4663838
  2. Week of 2026-11-02: 4 paying wallets, 4 of them independent, counted on-chain.#4368243
  3. Week of 2026-11-02: 4 paying wallets, 4 of them independent, counted on-chain.#4361774
  4. Week of 2026-11-02: 4 paying wallets, 4 of them independent, counted on-chain.#4337021
  5. The x402 Bazaar updated its listing.the x402 Bazaar#4167694
  6. The x402 Bazaar now reports 1 paying wallets over 30 days.the x402 Bazaar#3970988
  7. The x402 Bazaar now reports 2 paying wallets over 30 days.the x402 Bazaar#3767669
  8. Payment options changed: 3 now, 3 before.https://apexfaucet.xyz/api/x402/arc-agent-watch#2972394

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 badge for Arc agent uptime check
[![addrbook evidence](https://api.addrbook.com/v1/agents/arc-agent-uptime-check-39977182/badge.svg)](https://addrbook.com/agents/arc-agent-uptime-check-39977182)