DeepSeek is constantly updated, as other models too https://api-docs.deepseek.com/updates
We know that OpenAI is verz good at least in one thing: generating hype. When Sora was announced everyone thought that this will be revolutionary. Look at how it looks like in production. Same when they started floating rumours that they have some AGI prototype in their labs.
They are the Tesla of the IT world, overpromise and under deliver.