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mcp/harbor
Verified official

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

v1.1.1 changelog · 3

com.blackhullsystems/listening-post

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

transport:streamable-http tools:5
Website

Target client

run in your project directory 

claude mcp add --transport http listening-post https://blackhullsystems.com/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

economy_movers

economy movers

search_mcp_servers Read-only

search mcp servers

what_agents_want

what agents want

dispute_finding

dispute finding

request_capability

request capability

All 5 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.