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LONA™

ChatGPT plugin

Backtest trading strategies

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54Expensify#65193places up

All 602 Finance plugins

LONA™ is a trading strategy validation framework for AI agents. Describe a strategy idea and your agent writes it in Python and backtests it on historical market data, all inside ChatGPT.

Go beyond a single lucky backtest: optimize strategy parameters across every combination in a grid and see whether performance holds up. Review interactive reports with price candles, equity and drawdown curves, per-symbol statistics and the full trade log.

LONA™ runs historical simulations only. It does not place live trades or connect to brokerage accounts, and nothing it shows is investment advice.

Example prompts

  • “Backtest a trend-following strategy vs SPY buy-and-hold over 25 years; compare CAGR and drawdown without assuming it wins.”
  • “Does 'Sell in May and go away' actually work? Backtest it on SPY since 2000 against staying invested”
  • “Backtest long-only Turtle-style Bitcoin breakouts, optimize 10–60-day entries, then test a holdout period vs buy-and-hold.”
Categories
Made by
Mindsight Ventures SL · Website
Sign-in
On Install
Availability
Available
Version
3.0.1
Created
June 4, 2026
More info
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