Sources: 

Microsoft AI chief stated the company was 'set free' from its contract with OpenAI around six months ago, allowing them to chase
superintelligence independently. The
partnership, strengthened by over
$13 billion in investment, is now marked by growing tensions.
While Microsoft's investment provided early access to cutting-edge AI, which propelled products like
Copilot into commercial success, it also fostered a
dependency on OpenAI for advanced models. Microsoft lost its initial rights to OpenAI's cloud needs last October and recently renegotiated their agreement, removing restrictions and enabling the formation of the MAI Superintelligence Team.
Over the next five years, Suleyman emphasized the need for Microsoft to produce
state-of-the-art frontier-scale models. As Microsoft embeds its products into workflows of
493 Fortune 500 companies through platforms such as Microsoft 365 and Azure, it aims to take the lead in the evolving AI landscape. Nevertheless, the relationship continues to deteriorate, evolving from collaboration to competition.
Sources: 

Microsoft AI chief claims the company felt 'set free' from its contract with OpenAI, allowing it to pursue superintelligence independently. Despite their ongoing partnership, which has involved over $13 billion in investment, tensions persist as their relationship shifts from collaboration to a more competitive stance.