Many of the Azure OpenAI models support fine-tuning, including GPT 3.5 and GPT 4o. Region support is limited; your best chance is North Central US or Sweden Central.

Microsoft is bringing Grok 3 and Grok 3 mini from Elon Musk’s xAI to Azure AI Foundry as first-party models, deepening ties with xAI even as Musk continues his legal battle with OpenAI.

OpenAI has launched new GPT-4.1 models (including mini and nano variants) specifically for developers via API. These models are now available through Microsoft as well.

ChatGPT-maker OpenAI has released a new version of its GPT-4o large language model (LLM), designed to simplify the process of generating “well-defined” and “structured” outputs from AI models.

The software giant has a running list of what it considers its top 10 customers for Azure OpenAI, and I’m told Adobe and Meta both spent more than $1 million on Microsoft’s AI services in ...

For example, Microsoft has integrated MCP into its Azure OpenAI service, ... In both cases, the model works with a list of available tools and calls them as needed. A work in progress.