Chinese artificial intelligence company DeepSeek disrupted Silicon Valley with the release of cheaply developed AI models that compete with flagship offerings from OpenAI — but the ChatGPT maker suspects they were built upon OpenAI data.

KEY TAKEAWAYS Bloomberg is reporting that Microsoft and OpenAI are investigating whether a group linked to Chinese startup DeepSeek used improperly obtained data from the American AI company to launch the low-cost AI model that sparked a selloff Monday.

Chatbot vanishes in Italy amid claims OpenAI's model was used to train Chinese AI - DeepSeek says its AI model is similar to US giants like OpenAI, despite fears of censorship around issues sensitive