Amazon and Anthropic deepen their cooperation and will invest an additional $4 billion in each other. In September of this year, artificial intelligence startup Anthropic was seeking a new round of funding at a valuation of up to $40 billion. Anthropic is a company founded by former OpenAI executives in 2021, dedicated to creating explainable, secure, and controllable artificial intelligence systems. The company's flagship artificial intelligence model Claude operates based on "Constitutional AI," an AI model that uses predefined principles to guide its output, avoiding some erroneous or discriminatory output reactions. @tygra