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New Chinese financial dataset enables rigorous testing of AI agents for investment decisions based on trending market news

arXiv cs.LGMar 25, 20261 min read
New Chinese financial dataset enables rigorous testing of AI agents for investment decisions based on trending market news

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3 Key Points

  1. CN-Buzz2Portfolio introduces a reproducible benchmark for the Chinese market that converts daily trending financial news into macro and sector asset allocation decisions

  2. Dataset spans from 2024 to mid-2025, simulating realistic public attention streams to test how LLM-based agents extract investment logic from high-exposure news

  3. Addresses evaluation gaps by moving beyond static NLP benchmarks and live trading risks, providing a controlled environment to assess LLM performance as autonomous financial decision-making agents

  4. Focuses on portfolio-level allocation rather than individual stock picking, reflecting broader market dynamics and investor attention patterns

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