According to @AnthropicAI, Anthropic announced new research to estimate productivity gains from Claude conversations, moving beyond the Anthropic Economic Index that shows where Claude is used and for which tasks but does not quantify usefulness or time saved. Source: Anthropic (@AnthropicAI) on X, November 25, 2025. The post explicitly asks how much time Claude saves, indicating the study targets time-savings measurement as the key outcome without releasing quantitative results or methodology details in this announcement. Source: Anthropic (@AnthropicAI) on X, November 25, 2025.