OpenAI Status 404 (failure)

I'm trying to test the gpt-4-vision model, but I'm getting this error:

I followed all the steps to setup the APIKEY

es not exist or you do not have access to it. Learn more: https://help.openai.com/en/articles/7102672-how-can-i-access-gpt-4 ",

"type": "invalid_request_error",

"param": null,

"code": "model_not_found"

}