x402check
The service's listing describes it this way: Check before paying any x402 tool: is this API a scam/safe? Trust-check one seller URL (live 402 + history). Use for verify-payTo, uptime, price/wallet drift, budget guard, validate 402, debug failing settle. Returns ok|caution|avoid + that tool's history only. $0.01/URL. No free tier. Endpoint+history — not wallet OFAC/simulation. Optional deeper signal: GET /preflight/deep ($0.05). Website
A service is a tool an AI agent pays to call. x402check is listed on this page under Agent tooling / MCP, settling on Base, through x402. 30-day settled volume on this page is $0.02. The listing comes from the service catalog. Open a row for payments, payers, and chains. See Bazaar, agent payment use cases, and the methodology.
FacilitatorsCoinbase
Payee
- 0xd984…a86fBase
Methodology · settled volume through 2026-11-02 · catalog Nov 2, 2026, 7:02 PM UTC
| Metric | 24h | 7d | 30d |
|---|---|---|---|
| Volume | $0.01 | $0.02 | $0.02 |
| Payments | 2 | 7 | 7 |
| Payers | 2 | 4 | 4 |
| Avg payment | $0.006 | $0.0031 | $0.0031 |
| Share of Agent tooling / MCP | 0.1% | 0.0% | 0.0% |
| Use-case rank | #18 | #44 | #59 |
Payers can be counted more than once when they paid through more than one facilitator.
Settled volume
$0.02
Weekly change from Nov 7
Payments
7
7d
Payers
4
7d
Avg payment
$0.0031
volume / payments
Daily settled volume for x402check
Data through Nov 2, 2026. Source: public settlement logs. Methodology
| Time | Daily settled volume for x402check |
|---|---|
| 2026-10-31 | $0.00 |
| 2026-11-01 | $0.01 |
| 2026-11-02 | $0.01 |
Payers
Daily buyers for x402check
| Time | Daily buyers for x402check |
|---|---|
| 2026-10-31 | 2 |
| 2026-11-01 | 3 |
| 2026-11-02 | 2 |
Buyer concentration
72.7%
Top payer's share of lifetime volume. Not the period selected above.
Repeat buyers
25.0%
Lifetime buyers with more than one payment, divided by all buyers.
Endpoints and prices
Price, network, and asset come from the x402 Bazaar catalog.
| Endpoint | Network | Asset | Price | Scheme |
|---|---|---|---|---|
| https://x402check.dev/preflight Check before paying any x402 tool: is this API a scam/safe? Trust-check one seller URL (live 402 + history). Use for verify-payTo, uptime, price/wallet drift, budget guard, validate 402, debug failing settle. Returns ok|caution|avoid + that tool's history only. $0.01/URL. No free | base | USDC | $0.01 | exact |
Payment processors used
| Processor | Volume | Tx | Share |
|---|---|---|---|
| Coinbasex402 | $0.02 | 7 | 100.0% |
Other services in Agent tooling / MCP
All in this use case- stall-row#1 · $87.39 30d
- agents.chain.link#2 · $82.95 30d
- api.loyalspark.online#3 · $63.07 30d
- NIGHTSHIFT Services#4 · $25.05 30d
- api.blockchainmoneymap.com#5 · $23.80 30d
How we count x402check
We read settlements directly from each chain's public records and refresh them every few minutes.
Data through 2026-11-02. Source: public settlement logs.
Cite this
APA
Agent GDP. (2026). x402check [Data set]. Retrieved November 2, 2026, from https://agentgdp.io/service/x402check.dev.
MLA
"x402check." Agent GDP, 2 Nov. 2026, https://agentgdp.io/service/x402check.dev.
BibTeX
@misc{agentgdp_x402check_2026,
author = {{Agent GDP}},
title = {x402check},
year = {2026},
url = {https://agentgdp.io/service/x402check.dev},
note = {Retrieved November 2, 2026. Data through 2026-11-02. Licensed under CC BY 4.0.},
license = {https://creativecommons.org/licenses/by/4.0/}
}Plain text
x402check: $0.02 settled volume (7d), 7 payments, 4 buyers. Agent GDP, data through 2026-11-02. https://agentgdp.io/service/x402check.dev Retrieved November 2, 2026.
Data from Agent GDP (https://agentgdp.io/service/x402check.dev), licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/).
Payers on a day can be counted more than once if they paid through more than one facilitator. Weekly change compares the last 7 full days with the 7 days before, once both weeks are fully covered on this service's networks; other periods compare with the previous period of the same length. The page link uses the service's site when we have one, and the payee address otherwise.
Volume and payment counts include earlier days. Transaction-level detail available from arc from October 26, 2026, base from October 23, 2026, polygon from October 27, 2026, solana from April 12, 2026, tempo from June 22, 2026.
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