Is deepseek its own model or is it a claude wrapper?

chat.deepseek.com/share/r8nad4misytoojpor8 I just canceled my claude subscription because I had cursor pro already for free till November. So using claude is just wasting money. I check openrouter and found Deepseek V4 Flash to be the top model. So I checked Deepseek out after a long time and just wanted to know which model am I using as it does not mention it. So this is what I get. I did not expect this from Deepseek. Honestly if I had seen this screenshot in any other post I would consider it fak