Character.AI, an AI chatbot startup founded by ex-Google employees, achieves $1 billion valuation after Andreessen Horowitz funding Character.AI, an AI chatbot startup founded by ex-Google employees, has achieved a $1 billion valuation after Andreessen Horowitz funding. The founders of Character.AI helped create the architecture used in popular AI chat products. 0 0 0 Share 0 Tweet 0 Share 0 Via