{"type": "article", "title": "Prompt caching cut my Claude API bill by 85%. Here's the exact setup.", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/prompt-caching-cut-my-claude-api-bill-by-85-here-s-the-exact-setup", "original_source": "https://dev.to/penloom_studio_829b7817d3/prompt-caching-cut-my-claude-api-bill-by-85-heres-the-exact-setup-3nd9", "published": "2026-07-01T02:18:57+00:00", "accessed": "2026-07-01", "id": "prompt-caching-cut-my-claude-api-bill-by-85-here-s-the-exact-setup"}