Introducing the Anthropic Economic Index
…Using Clio to match AI use to tasks This research was made possible by Claude insights and observations, or " Clio ", an automated analysis tool that allows us to analyze conversations with Claude…
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Claude
Claude is an AI assistant developed by Anthropic that uses large language models to generate text and support conversational tasks.
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Show HN: The load-bearing vocabulary of Claude
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What’s changed since the launch of Claude 3.7 Sonnet?
Last month, we introduced Claude 3.7 Sonnet, our most capable model yet with an “extended thinking mode”. We reran our previous analysis on data from the 11 days following the launch, covering 1 million anonymized Claude.ai Free and Pro conversations. The vast majority of the data we analyzed was from Claude 3.7 Sonnet, as it is set as the default on Claude.ai and our mobile app. As a reminder, our privacy-preserving analysis tool, Clio, maps each conversation to one of 17,000 tasks in the U.S. Department of Labor’s O*NET database. We then look at the overall patterns in the occupations and hi
Anthropic Economic Index: Insights from Claude 3.7 SonnetTop stories
Improving Fable 5 Safeguards
Product Announcements Improving Fable 5's biology safeguards Aug 7, 2026 We’re making updates to Claude Fable 5’s biology safeguards in a way that substantially reduces false positives. Fable 5…
Project Vend: Can Claude run a small shop? (And why does that matter?)
…The shopkeeping AI agent—nicknamed “Claudius” for no particular reason other than to distinguish it from more normal uses of Claude—was an instance of Claude Sonnet 3.7, running for a…
How Claude Performs on Robotics Tasks
…Opus 4.6, 4.7 and Claude Mythos Preview manage to balance the Go2 robot for nearly two full seconds, long enough to demonstrate stable balance but fast enough to iterate on…
Anthropic Economic Index report: Cadences
…Instead, women tend to use Claude more iteratively, and they log more active time on chat than men, a signal of more collaborative engagement. 27 What do people hope for from an…
Coding agents in the social sciences
…Agentic coding platforms like Claude Code and Codex can take a research idea and a dataset, write and run an analysis, interpret the output, and iterate autonomously. What had been irreducibly human…
Measuring AI agent autonomy in practice
…11 Table 1 shows common reasons for why Claude Code stops work and why humans interrupt Claude. What causes Claude Code to stop? Why does Claude stop itself? Why do humans interrupt…
Vibe physics: The AI grad student
…Lessons What Claude is good at Tireless iteration. 110 paper versions. Hundreds of debug plots. No complaints. Basic calculus and algebra. Setting up integrals, changing variables, expanding functions, checking factors. Code generation…
Frontier model security
…How Claude’s text watermark works In this article, we share answers to some of the questions we’ve received about how our chosen watermarking method works, whether it affects Claude’s…
Finding bugs with Claude and property-based testing
Frontier Red Team Finding bugs across the Python ecosystem with Claude and property-based testing Jan 14, 2026 Muhammad Maaz 1,2 , Liam DeVoe 3 , Zac Hatfield-Dodds 2 , Nicholas Carlini 2…