AI-powered trading platform for backtesting, paper trading and live algo trading on US stocks and ETFs
Five AI strategies analyze every stock by fixed rules
Stage
Not given
Startup
Founded
Not given
2026
Based in
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AT
Pricing model
Freemium
Not given
Pricing
Free plan (no time limit, no card required): replay, trading journal, backtests and paper trading. Trader: $29/month or $290/year includes Spyglass AI (up to 30 messages/day), unlimited replays, overfitting checks. Quant: $79/month or $790/year adds live trading, 75 Spyglass messages/day, unlimited
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Key features
Spyglass AI: describe any setup or indicator and it builds and tests the strategy
Market replay to practice trading past market days without risking money
Trading journal to import, replay and analyze your trades
Backtesting with overfitting checks to validate strategies on historical data
Paper trading to deploy strategies risk-free against live market data
Live trading with broker connection and risk controls
Dead Man's Switch to close positions if browser stops responding
No coding required; builds strategies from natural language descriptions
Access to 11,511 US stocks and ETFs
Portfolio analytics including expectancy, MAE, MFE and performance attribution
Five investment strategy agents (Value, Momentum, Dividend, Growth, Contrarian)
Eleven financial scores per stock updated nightly
Documented counterargument to every verdict
Stock screener with market levels and core universe
Automatically detected chart patterns
Trades anchored in Bitcoin blockchain for verification
What makes it different
AI builds strategies from plain language without any coding needed
Complete workflow from practice to live trading in one platform
Overfitting checks built in to every strategy test
Replay any past trade on the chart to learn from it
Free plan with no time limit and no card required
Five independent verdicts with mandatory counterargument, not averaged opinions
No broker, no order execution, no automatic copying
TraderPier
Market Jury