AIBearisharXiv – CS AI · 2h ago7/10
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PortBench: A Correlation-Aware, Full-Pipeline Benchmark for LLM-Driven Portfolio Management
Researchers introduce PortBench, a comprehensive benchmark for evaluating large language models in portfolio management tasks. The study reveals that 90% of tested LLMs fail to outperform basic equal-weight allocation strategies, highlighting significant gaps between LLM performance on financial QA tasks and real-world portfolio decision-making.