Daniel De Freitas

Daniel De Freitas holds a deeply specialized background in natural language processing and large language model architecture. His formative professional background was forged entirely within Google's elite AI research divisions, where his hands-on experience engineering massive, multi-billion parameter conversational chatbots gave him the precise technical expertise required to architect Character.ai's highly engaging, low-latency conversational engine.

Daniel De Freitas is a highly influential artificial intelligence researcher and the co-founder and former President of Character.ai. While working as a software engineer at Google, De Freitas became a pioneer in conversational AI, famously leading the development of the highly advanced 'Meena' chatbot alongside Noam Shazeer. When Google refused to release their conversational models to the public due to safety and reputational concerns, De Freitas and Shazeer left the company in 2021 to launch Character.ai. Under his technical leadership, the platform became a massive cultural phenomenon, allowing users to create highly customized, distinct AI personalities. In 2024, De Freitas made global headlines when Google essentially acquired his team, bringing him back to co-lead their flagship Gemini AI efforts.