PANews, November 22 news, according to Tonghuashun Finance reports, Amazon deepens cooperation with Anthropic and will add an investment of $4 billion to each other. In September of this year, the artificial intelligence startup Anthropic is seeking a new round of financing with a valuation of up to $40 billion. Anthropic is a company founded in 2021 by former OpenAI executives, focusing on creating explainable, safe, and controllable artificial intelligence systems. The company's flagship AI large model Claude operates based on 'Constitutional AI', which is an AI model that uses predefined principles to guide its outputs, avoiding some erroneous or discriminatory output responses. Previously, Anthropic's largest investor was Amazon, which has already invested in the company twice, participating in two financing rounds of $1.25 billion in September 2023 and $2.75 billion in March of this year.