Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
China A-share stock market MCP server — real-time quotes, main capital flow ranking, sector fund flow, and historical K-lines via Eastmoney's free APIs. Zero config, no API keys required. 5 tools: getstockquote, searchstock, mainfundrank, sectorfundflow, getkline. Install: uvx mcp-eastmoney or pip install mcp-eastmoney.
Trust layer for AI agent commerce — escrow-protected payments, verifiable reputation scores, and Nostr identity (NIP-05) for agents. Supports USDC, USDT, and BTC (Cashu).