Going in with an adversarial approach is just going to end up in conflict and burned bridges. You want to get a deeper understanding on why everyone is doing what they are doing, then help people find a path forward that meeting their goals in a healthy way.
If LLM vendors are doing it for the money, you need to show your employers that following the AI vendors' leads doesn't help the company, it just sends their revenue to vendors. You need to show how to achieve the same business results without using the AI tools.
And that is possible - I'm a consultant, and all the AI-First companies I've worked with have some truly awful results going on internally. Their metrics looks good, they are delivering code, even delivering and selling new features and products. But they are also piling up internal tensions and debt that are going to invoke a huge cost some day in the future. If you can show them those tensions and costs, you can change how they operate.