Microsoft reportedly invested 13 billion dollars and has a generous profit sharing agreement. They don’t have enough to control OpenAI, but does that mean the company can actively steer away from profit?
Yes. Microsoft had to sign an operating agreement when they invested that said the company has no responsibility or obligation to turn a profit. LLCs are able to structure themselves in such a way that their primary duty is not towards their shareholders.
https://openai.com/our-structure - check out the pinkish-purpleish box. Every investor and employee in the for-profit has to agree to this as a condition of their investment/employment.