GPT-5 in Azure AI Foundry with Model Router

Welcome to the Model Router in Azure AI Foundry. This video introduces the Model Router, which not only switches between chat and reasoning mode, but intelligently matches each prompt to the best AI model within milliseconds. Discover how this AI-powered orchestration layer dynamically selects the most appropriate model from the GPT-5 and GPT-4.1 model families and beyond. Learn how to deploy it, invoke the endpoint, and let the Model Router select the optimal model for your needs so you can build AI apps and tools with ease. Get started in Azure AI Foundry today and take the guesswork out of model selection.