OpenAI accuses China’s DeepSeek of unauthorized model training
OpenAI accuses China’s DeepSeek of unauthorized model training
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OpenAI Alleges DeepSeek Used Proprietary Models Without Permission As Microsoft Investigates AI Security Risks: 'There's Substantial Evidence' - Microsoft (NASDAQ:MSFT), NVIDIA (NASDAQ:NVDA)

Summary
OpenAI claims Chinese AI startup DeepSeek used its proprietary models without authorization, allegedly extracting large amounts of data via OpenAI’s API.
The company blocked suspected accounts for violating its terms of service.
The revelation comes as OpenAI restructures into a for-profit entity and deepens its partnership with Microsoft.
DeepSeek’s emergence has disrupted AI markets, briefly affecting NVIDIA’s stock.