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.
Self-hosted Bitcoin Core MCP server — 43 tools, 6 prompts, and 7 resources. Fee intelligence with USD conversion and send-now-or-wait advice, mempool analysis, mining pool rankings, market sentiment, block/transaction inspection, and BTC price. Your local node or hosted via Satoshi API (zero install).
LLM-agent-native backtest framework for SHFE daily futures research. 23 MCP tools (strategy validation, scaffolding, indicator catalog, error-code lookup), 22 in-package skills, 32 catalogued error codes, working strategy templates. pip install echolon then claude mcp add -s user echolon -- echolon-mcp.