Back to search
90
MCP live MCP 2025-11-25 http

com.blackwalltier/blackwall-x402-guardrail

com.blackwalltier/blackwall-x402-guardrail

Keyless hosted MCP: pre-signature x402 payment verdict (GO/HOLD/STOP) with a signed receipt.

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
289ms
last probe
Tools
1
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://mcp.blackwalltier.com/mcp
Score: 90/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
1 tools, 0 resources, 0 prompts returned.
partial 3 or more catalogue items 0/10
1 item in total; 3 or more earns these points.
How to earn +10 points
Expose at least three tools, resources or prompts
Split a catch-all tool into focused ones, or publish your docs and templates as resources and prompts.
Docs →
pass Describes itself 10/10
92 characters; more than 30 earns these points.

Tools · 1

forecast_payment

Pre-signature x402 payment verdict: GO / HOLD / STOP for paying a counterparty, from settlement reputation, price-anomaly (quoted vs the payee's own median), and OFAC sanctions — with a third-party-ve…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://mcp.blackwalltier.com/mcp

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "com.blackwalltier/blackwall-x402-guardrail": {
      "url": "https://mcp.blackwalltier.com/mcp",
      "transport": "http"
    }
  }
}