{"type": "article", "title": "Claude Fable 5.1 Cut Cache Reads 75%: Agent Cost Math", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/claude-fable-5-1-cut-cache-reads-75-agent-cost-math", "original_source": "https://byteiota.com/claude-fable-51-cache-cost-agent-stack/", "published": "2026-09-19T08:10:18+00:00", "accessed": "2026-09-19", "id": "claude-fable-5-1-cut-cache-reads-75-agent-cost-math"}