Anthropic's engineering team published a post on how they actually use Claude Code skills inside the company. Most readers will copy the patterns. The actually load-bearing change is one paragraph nobody is quoting — and it shifts what "senior" means on an AI-native team for the next 18 months. Here is the audit you do this week before that gap gets expensive.

Achieving an 80 percent automated codebase requires more than purchasing API tokens or configuring agent loops; it demands a total cultural overhaul, a strategy for mitigating…

Claude now authors 80% of Anthropic's production code. The company's new paper maps the path to recursive self-improvement and calls for a global pause mechanism.