LLMs Don't Know What They Know: Benchmarking Temporal Self-Knowledge for Financial Backtesting By Lingfei Qian, Yan Wang, Xueqing Peng, Yupeng Cao, Yuechen Jiang · ArXiv · AI/CL/LG · Nov 4, 2026 ArXiv · AI/CL/LG's note score 5 Categories: Research