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Keyless hosted MCP: pre-signature x402 payment verdict (GO/HOLD/STOP) with a signed receipt.
The publisher's own URL. Not a PlugMCP endpoint.
https://mcp.blackwalltier.com
claude mcp add --transport http com.blackwalltier-blackwall-x402-guardrail https://mcp.blackwalltier.com
Run in a terminal.
{
"mcpServers": {
"com.blackwalltier-blackwall-x402-guardrail": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://mcp.blackwalltier.com"
]
}
}
}claude_desktop_config.json
Remote URL or a command on your machine? How the two installs differ
Keyless hosted MCP: pre-signature x402 payment verdict (GO/HOLD/STOP) with a signed receipt.
README is not crawled yet. Open the repository
No tool list yet. Remote servers get one after the first health check.