OpenAI has **retired GPT-4.1 and older models**. If your systems rely on these—via OpenAI API, Azure AI Foundry, or local integration—you need to act now.

A practical model to guide your organization’s AI journey—measured, secure, and sustainable.

Apple’s Foundation Models API, announced at WWDC25, brings on-device generative intelligence to every app. This post explores why it's bigger than Siri and marks the next stage of AI proliferation—from the cloud to your phone.