mcp_payment_preflight

shallow

dev.workers.fhi-llc-1118.polished-truth-c514/fhi-x402-security-tools · Verify this server

MCP server security audit before an agent connects or pays: probes initialize and tools/list, then returns an ALLOW, CAUTION, or BLOCK risk score for command, filesystem, or wallet capabilities; prompt-injection or data-exfiltration signals; permissive JSON-schema inputs; missing HSTS; and a large tool surface. Does not execute tools. ($0.01 USDC on Base)

100.0/100

1 trials · measured 2 days ago

mcp_payment_preflight scores 100.0/100 on Vouch's measured behaviour index, from 1 real invocation trials against dev.workers.fhi-llc-1118.polished-truth-c514/fhi-x402-security-tools, measured 6 Oct 2026 under methodology v0.2.0. Every measured component scored 100.

Component breakdown

ComponentWeightValue
Reliability35%not applicable
Schema integrity25%100.0
Failure behaviour15%not applicable
Latency15%not applicable
Concurrency10%not applicable

Tool details

Transport
remote
Credential class
self-provisionable
Input schema
not declared
Output schema
not declared
Side-effect classification
unclassified

Score history

DayScoreTierMethodology
2026-10-06100.0shallowv0.2.0

Probe evidence

ProbeOutcomes
schema_integritypass: 1

Raw request/response logs are not archived yet — the outcome counts above are drawn directly from every recorded trial.

Embed this score

Available for every tool, scored or not — not a verification perk. Always links back to this page.

Vouch score: mcp_payment_preflight
[![Vouch score](https://vouch.tools/api/tools/3b2121ab-4791-4bd3-8dcc-b7da4ec1bf9b/badge.svg)](https://vouch.tools/tools/3b2121ab-4791-4bd3-8dcc-b7da4ec1bf9b)
mcp_payment_preflight — Vouch