{"type": "article", "title": "Why your Anthropic prompt caching probably isn't working (and the npm package I built to fix it)", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/why-your-anthropic-prompt-caching-probably-isn-t-working-and-the-npm-package-i", "original_source": "https://dev.to/leonhail/why-your-anthropic-prompt-caching-probably-isnt-working-and-the-npm-package-i-built-to-fix-it-42c", "published": "2026-05-20T04:48:59+00:00", "accessed": "2026-06-10", "id": "why-your-anthropic-prompt-caching-probably-isn-t-working-and-the-npm-package-i"}