DeepSeek-V3 sometimes identifies itself as ChatGPT when asked which model it is; some speculate that its training datasets may contain text generated by ChatGPT (Kyle Wiggers/TechCrunch)

Kyle Wiggers / TechCrunch:
DeepSeek-V3 sometimes identifies itself as ChatGPT when asked which model it is; some speculate that its training datasets may contain text generated by ChatGPT  —  Earlier this week, DeepSeek, a well-funded Chinese AI lab, released an “open” AI model that beats many rivals on popular benchmarks.