[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"blog-tag-backtesting":3},[4],{"title":5,"description":6,"slug":7,"date":8,"category":9,"tags":10,"cover":15},"I Asked an LLM to Generate 20 Trading Strategies. 14 Were the Same Thing.","After generating 20 LLM trading strategies, 14 reused the same mean-reversion shape. Here is what breaks when AI skips the validation stack.","llm-trading-strategies-clone-problem","2026-05-15","insights",[11,12,13,14],"ai","trading","llm","backtesting","\u002Fbanner.png"]