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.
Peil — financial orientation for Dutch freelancers (ZZP'ers): log hours, draft invoices from unbilled time, and ask where you stand — outstanding, overdue, and your net effective hourly rate. Scoped API keys with draft-by-default: putting email in front of a client needs a separate invoices:send permission the key can be issued without. uvx peil-mcp
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.