OpenAI 宣布从今天开始，所有付费API客户都可以访问GPT-4。

https://openai.com/blog/gpt-4-api-general-availability
OpenAI
GPT-4 API general availability and deprecation of older models in the Completions API
GPT-4 API general availability and deprecation of older models in the Completions API
GPT-3.5 Turbo, DALL·E and Whisper APIs are also generally available, and we are releasing a deprecation plan for older models of the Completions API, which will retire at the beginning of 2024.