Microsoft is announcing a strategic partnership with Anthropic today that will bring the AI startup’s models to Microsoft Foundry for the first time. As part of the deal, Anthropic is also committing to purchasing $30 billion of Azure compute capacity and “to contract additional compute capacity up to one gigawatt.”
Microsoft Foundry customers will now be able to access Anthropic’s frontier Claude models including Claude Sonnet 4.5, Claude Opus 4.1, and Claude Haiku 4.5. Despite these…


