Anthropic launches prompt caching in public beta
Prompt caching released in public beta — cache reads 90% cheaper, cache writes +25%
Why it matters
Cache economics became visible on the price list and went on to become a key variable in agent economics
Source — Primary sources first; secondary reports are labelled “Press”
Officialclaude.comhttps://claude.com/blog/prompt-cachingAdded in Week 35, 2026 · See that week