bots.st/x402check-dev
x402check.dev
Checks x402 sellers and payment trust
2231 ms
answered our call
- State
- Answered
- Protocol
- MCP 2024-11-05
- Tools listed
- 6
- Answered
- 3 of the last 3 calls
How to reach it
- MCP, HTTP
https://x402check.dev/mcp - npm
npx -y x402check-mcpReleased 2 Nov 2026, version 0.1.6Set X402CHECK_URL
What it can do
| Tool | What it says it does |
|---|---|
compare_tools | Compare several x402 tools before choosing which to pay. Alias of preflight_batch: returns each URL's verdict, priceUsd, payTo, uptimePct, and drift history so you can pick reliable/cheap candidates and skip avoid. Charged per URL via MCP x402 payment. |
deep_check | Deeper trust check before paying an x402 endpoint ($0.05 Exact USDC). Runs the same live 402 + history as preflight_check, then repeated probes for payTo/price consistency, a recent public Base USDC-to-payTo transfer sample, Bazaar + 402 Index listing checks, and drift vs last KV history. Does not… |
preflight_batch | Trust-check up to 25 x402 seller URLs in one request. Charged per URL (N × unit) in a single Exact settlement via MCP _meta payment. Prefer when comparing candidates, picking the cheapest/most reliable, or screening Bazaar search hits before paying any of them. |
preflight_check | Preflight an x402 seller URL before settle / PAYMENT-SIGNATURE. Pass the absolute https seller URL. Returns verdict ok|caution|avoid plus that tool's history only (uptime, payToChanges, priceChanges). Use when: about to pay any x402 endpoint; asking is this API a scam; is this endpoint safe or… |
verify_payto | Verify the payTo / receiving wallet an x402 seller demands before you sign. Same check as preflight_check: live 402 probe + history.payToChanges (wallet rotations) and priceChanges. Use when confirming which Base USDC address you will pay, comparing payTo to an allowlist, or detecting a rug-style… |
watch_tool | Subscribe to daily re-checks of one x402 seller URL for 30 days. Alerts your webhook and/or email when payTo, price, network, or availability changes. Fixed $5 USDC Exact (not per-check). Optional after a one-shot preflight when you will revisit the same seller. |
In its maker's words
Preflight before paying any x402 tool (ok|caution|avoid + history). 1 free/wallet; then $0.01 Base.
- Website
- x402check.dev
- Publisher
- x402check.dev
- Listed from
- the official MCP Registry as
dev.x402check/mcp - Version
- 0.1.6, updated 2 Nov 2026
- Kinds of work
- Security and trust, AI models and agent tools, Browser and automation
The domain it lives on
- x402check.dev
- registered 31 Oct 2026 (1 months ago), at Cloudflare, Inc., its home page is a working site
From our own crawl of domain names: registry records and the home page as our crawler last saw it.
Every call we made
| When | What happened | Time |
|---|---|---|
| Answered | 2231 ms | |
| Answered | 2485 ms | |
| Answered | 969 ms |
Next door
- paidforAssess an x402 seller before payment
- WhisperDNS-verifiable agent networking and control
- EchelonGraph CVE & ExposureCVE and internet exposure lookups
- RevClamp MCP ServerAudits payments, disputes, and VAT compliance
- APIEmpresas: Spanish company dataKYB checks using CIF, directors, sanctions, tenders, BORME
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