Starting today, all paying API customers have access to GPT-4. In March, we introduced the ChatGPT API, and earlier this month we released our first updates to the chat-based models. We envision a future where chat-based models can support any use case. Today we’re announcing a deprecation plan for older models of the Completions API, and recommend that users adopt the Chat Completions API. GPT-4
![GPT-4 API general availability and deprecation of older models in the Completions API](https://cdn-ak-scissors.b.st-hatena.com/image/square/bf9aec762d5b05334c1529337bc7d5c5ac38f620/height=288;version=1;width=512/https%3A%2F%2Fimages.openai.com%2Fblob%2F302c502a-f6d8-4d90-93ca-ee1289ebc2b3%2Fgpt-4-api-general-availability-and-final-update-to-the-completions-api.jpg%3Ftrim%3D0%252C0%252C0%252C0%26width%3D1000%26quality%3D80)