Discovered · unverified
com.blackwalltier/blackwall-x402-guardrail
Keyless hosted MCP: pre-signature x402 payment verdict (GO/HOLD/STOP) with a signed receipt.
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Vendor ownership, pricing, documentation, and execution are not verified for this discovery record. Appearing in the official MCP registry does not mean this server is vendor-owned or tested.
Relevance and review status.
Direct GTM match · model triage. Method: local model.
Model triage reason: Pre-signature x402 payment verdict with signed receipt directly enables secure financial transactions in GTM processes like commerce and revenue.
Triage date: 2026-10-17.
Task signals: payment.
Setup and documentation.
No verified installation steps or callable endpoint are supplied by this discovery record. Follow the original repository or directory entry to inspect current setup instructions, permissions, and authentication.
Source receipts.
- official-registry · Observed 2026-10-17
Discovery ID: 0c60af734d6cb6317fc2. Snapshot: 2026-10-17. Read this record as JSON · Full discovery dataset.
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