Hacker Newsroom AI for 13 April: Anthropic Cache TTL, AI Violence Backlash, European AI Playbook, ChatGPT Study Mode

AI Daily: 5-Minute, best of Hacker News · Apr 13, 2026 · 6m

Hacker Newsroom AI for 13 April recaps 5 major AI Hacker News stories, moving through anthropic cache ttl, ai violence backlash, european ai playbook, chatgpt study mode.

1. Anthropic Cache TTL

The next story covers an Anthropic Claude Code issue claiming the cache TTL quietly shifted back to five minutes in early March, which matters because it could drive up costs, burn through quotas faster, and make long coding sessions less usable. Hacker News mostly reads it as evidence of a server-side regression or cost-saving move, while others debate the misleading title, the size of the impact, and…