Codex 服务中断
OpenAI 的 Codex 服务当前处于中断状态。用户可能无法正常访问或使用 Codex 相关功能，OpenAI 正在调查并修复该问题。
相关报道
A JAX developer found that array lookups on CPU-hosted data took over a second each, because arrays created with the `default_device` context manager are uncommitted to that device. Using `jax.device_put` to explicitly commit the array to the CPU reduced lookup times from ~1.2s to under 0.0002s, fixing a severe bottleneck in LLM training data loading.