A developer built a local AI research assistant to brief them on investing, after concluding that LLMs are useful for research synthesis, comparative analysis, and thesis stress-testing but not for pr…
A developer trained a large language model from scratch using plain PyTorch, implementing the full post-training pipeline including SFT, reward modeling, DPO, PPO, and GRPO on public datasets, all run…
A journalist let three AIs trade real money in a week-long experiment, testing Robinhood's new agentic trading feature. After testing ~310 strategies, none of the 1× intraday strategies beat QQQ buy-a…
A benchmark called "1rok" that evaluates seven frontier large language models (LLMs) as stock pickers, giving each $100,000 in paper capital and identical tools to select stocks weekly. The project, w…