{"type": "article", "title": "I Measured Claude Code's Prompt-Cache Cost Three Ways. 85% of It Wasn't Mine to Trim.", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/i-measured-claude-code-s-prompt-cache-cost-three-ways-85-of-it-wasn-t-mine-to", "original_source": "https://dev.to/nomurasan/i-measured-claude-codes-prompt-cache-cost-three-ways-85-of-it-wasnt-mine-to-trim-48hm", "published": "2026-07-12T17:37:12+00:00", "accessed": "2026-07-12", "id": "i-measured-claude-code-s-prompt-cache-cost-three-ways-85-of-it-wasn-t-mine-to"}