Advances in large language models are making rigorous sustainability analysis dramatically faster and cheaper, allowing investors and other stakeholders to connect companies’ disclosed environmental and social risks directly to financial performance in a matter of hours rather than weeks. Applying a simple methodology to ExxonMobil, the authors used AI to map sustainability-related issues to specific financial statement line items and estimate their impact on earnings and value, demonstrating both the promise and the limitations of AI-assisted analysis. As these capabilities become widely accessible, the competitive advantage long held by ESG ratings agencies, standard setters, and sustainable fund managers may erode, shifting attention from proprietary scores toward transparent assumptions and financial consequences. Human judgment remains essential to validate AI-generated outputs, but the broader trend is clear: sustainability analysis is becoming more democratized, financially grounded, and adaptable, with significant implications for how investors, regulators, and other institutions assess corporate performance and value creation.