Research

Timing changes your results. Here's the best window to run your Portfolio Lab prompt so your agent trades as accurately as possible.

Put your portfolio in Gemini's hands. Connect Portfolio Lab through Spark and let it trade your investment strategies.

Point Perplexity at your portfolio. Connect it to Portfolio Lab and let it trade your investment strategies.

I asked Claude to build 1,000 trading strategies. Every backtest looked brilliant. Then I corrected the subtle errors line by line, and all 1,000 lost their edge. Here's why that keeps happening, and what it actually takes to build a strategy that survives.

Every AI investing product now promises agents that continually learn and adjust. Strip away the marketing and that describes continuous re-fitting to recent data, which is the mechanism of overfitting. There is a right way to build adaptive models, and it is narrower than the pitch.

In 2020, the most successful quant fund in history lost more than 20 percent and told its investors it would not be changing the models. The investors who left anyway converted a temporary drawdown into a permanent loss. Every systematic strategy has years like this. What decides your outcome is the yardstick you use to judge them.