ChatGPT as a Time Capsule: The Limits of Price Discovery

By Sebastian Lehner, Alejandro Lopez-Lira

Published 2026-04-24

Everscope rating

1395.2

Relevance to quantitative trading

9 / 10

Implementation complexity

5 / 10

Reproducibility

4 / 5

About this paper

Methodology: Frozen LLM Checkpoint as Time-Stamped Information Digest. Problem types: Regression, Portfolio Optimization, Natural Language Processing, Causal Inference.

arXiv:2604.21433 · Paper rankings

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