Equity research, portfolio backtesting, and AI-connected financial data
About Mantafin
Mantafin helps self-directed investors research U.S. securities, review historical financials and prices, screen stocks and ETFs, and backtest custom portfolios. ChatGPT and Claude integrations through MCP connect supported AI research workflows to Mantafin tools. Paid plans start at $39/month with a seven-day trial.
✓ VerifiedOct 17, 2026
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