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OpenAI · Note ·

Better prompt caching for GPT-6

Learn how GPT-6 improves prompt caching with higher cache hit rates, new diagnostics, explicit breakpoints, and controls that reduce latency and costs.

LLM

What moved

Learn how GPT-6 improves prompt caching with higher cache hit rates, new diagnostics, explicit breakpoints, and controls that reduce latency and costs.

Why it matters

Filed as a public note from OpenAI, 2026-09-22. Tagged LLM.

On the record

  • Filed from the OpenAI official RSS on 2026-09-22.
  • Primary source host: openai.com.
  • Learn how GPT-6 improves prompt caching with higher cache hit rates, new diagnostics, explicit breakpoints, and controls that reduce latency and costs.
Primary source
openai.com
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