It could display the capabilities of their model but it also tells the market that all big LLMs are likely being used tot he same end. Anthropic doesn't have such a large share of the market here. Their business strategy is more nuanced as they target enterprise use and so they want to build trust a little differently than say Open AI which has the largest market share but keeps mum about real world use cases. I have no doubt that Chat-GPT has much the same capabilities and it being used in much the same way.