OpenAI improves GPT-6 prompt caching: higher default hit rates, up to 90% off cached input

OpenAI DevelopersVerified

@OpenAIDevs

View on 𝕏 ↗🔗 Copy Link

OpenAI Developers (@OpenAIDevs) announced prompt-caching improvements for the GPT-6 API: higher default cache-hit rates so more input tokens get cached-input discounts of up to 90%, helping agents run faster and cheaper. OpenAI docs also point developers to the Prompt Caching Dashboard and miss Diagnostics.

Key Takeaways

• ✓GPT-6 API prompt caching now hits more often by default for agent workloads.
• ✓Cached input tokens discounted up to about 90%.
• ✓Dashboard monitors hit rates; Diagnostics help fix cache misses.

🖼️Official Media

Click to view high-res

⚡

Key Decision Metrics at a Glance

TL;DR Verdict

🏆 Benchmark RankRank

Cached input tokens discounted up to about 90%.

Full Leaderboard→

💰 Cost & PlansCompare

in: $2 / out: $10

Compare Plans↗

🛠️ Ecosystem & IDERules

GPT-6 · Prompt Caching · OpenAI

Setup IDE Rules↗

🧭

Turn your technical choice into a development budget

Compare 40 dev plans & simulate token costs vs $20/mo subscriptions

⚔️ Compare Model→💰 Compare plans & limits↗

Action HubReady to adopt this in production?

Benchmark side-by-side against alternatives, or calculate monthly token cost vs subscription break-even.

⚔️ Launch VS Compare→💳 View Plans↗

Up NextOpenAI: global usage reset for all paid subscriptions ~6pm PST for Astra

Read Now→

About this article: compiled by the AICoder newsroom with AI assistance, based on the official and press sources cited above and checked against human-set editorial standards; vendor-reported figures are attributed as such.