Blackhull trading post: pre-trade checks for agents on Base for Windsurf

com.blackhullsystems/listening-post

Before your agent buys a Base token: can it sell it back? Plus x402 service grades and providers.

client:Windsurf transport:streamable-http tools:5

Install Blackhull trading post: pre-trade checks for agents on Base in Windsurf

~/.codeium/windsurf/mcp_config.json · windows: %USERPROFILE%\.codeium\windsurf\mcp_config.json

{
  "mcpServers": {
    "listening-post": {
      "serverUrl": "https://blackhullsystems.com/mcp"
    }
  }
}

Global only — Windsurf has no per-project MCP config. Refresh Cascade after saving. Windsurf docs