scvd_x402_verifier_preflight_x402_endpoint – 1 MCP server offers this tool
What it usually takes
url– in 1 of 1
No server marks it as only reading: treat it as able to change data.
From each publisher's own tool list. We never call a tool.
Servers
| Server | Inputs | Read-only? |
|---|---|---|
SCVD x402 Verifier co.huggingface.keeper-scvd/scvd-x402-verifier Preflight an x402 endpoint before paying it. One unpaid probe answering whether the URL serves a well-formed x402 v2 challenge a stock client could sign: 402 status, parseable PAYMENT-REQUIRED header, offer terms present. Every check is named, and so is anything the probe could not tell. | url | Not stated |