AI Products
OpenAI API 支持 12 小时 prompt 缓存，Codex 与 Work 用户缓存永久保留
Tibo (@thsottiaux)
X (formerly Twitter)Day 16/ You can now cache for 12h in the API and for logged in users across Codex & Work we keep cache forever and you don’t have any penalty for coming back to an old conversation or resuming after a few hours and are now guaranteed to hit the cache.
Open sourceRecommended because
This is worth tracking because it is a concrete AI product signal, not just a passing headline. The source preview points to a product surface, workflow improvement, integration, or launch pattern. For builders and operators, "OpenAI API 支持 12 小时 prompt 缓存，Codex 与 Work 用户缓存永久保留" can be used as a checkpoint for competitive research, feature prioritization, onboarding ideas, and workflow design. I keep this thread indexed so future searches around AI product launches, workflow automation, and product strategy can land on a source-linked page instead of disappearing into a fast-moving feed from X (formerly Twitter).
What to take from this signal
Context
"OpenAI API 支持 12 小时 prompt 缓存，Codex 与 Work 用户缓存永久保留" is archived here as a source-linked AI signal from X (formerly Twitter). The useful part is the connection between OpenAI, API, prompt, Codex, Work and competitive research, feature prioritization, onboarding ideas, and workflow design, which makes the item more actionable than a normal feed headline. The source context says: Day 16/ You can now cache for 12h in the API and for logged in users across Codex & Work we keep cache forever and you don’t have any penalty for coming back to an old conversation or resuming after a few hours and are now guaranteed to hit the cache.
Builder takeaway
For an AI builder, the main takeaway is to watch how this signal changes practical decisions around workflow design, product positioning, adoption friction, and user value. It can inform what to test next, which product surface to compare, and whether the underlying workflow is ready for real users.
Source context
X (formerly Twitter) remains the authoritative source for the original claim. This page adds a stable archive URL, a short builder interpretation, and related search language so the item can be found later when the original feed has moved on.
Search angles
- OpenAI API 支持 12 小时 prompt 缓存，Codex 与 Work 用户缓存永久保留 AI Products context
- X (formerly Twitter) AI product launches
- OpenAI, API, prompt, Codex, Work builder takeaway
- AI product launches, workflow automation, and product strategy
This page keeps a source preview and a stable archive URL for search discovery. The original source remains authoritative.