HTTP 429 from Azure OpenAI is four different problems sharing one status code. Three of them are fixed by backing off and one is not, and the response headers distinguish them in about a line of code. Most teams skip that line and file a quota increase for a condition that would have cleared on...
Source: [Dev.to](https://dev.to/multigrid/fixing-toomanyrequests-from-azure-openai-under-load-34bn)