Anthropic launches prompt caching in public beta
AIMade by AIWritten by AI (Claude) from the source below. Check anything important against the source.How it's made
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
On the map — ② RAG, Fine-Tuning line
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