https://www.theguardian.com/technology/2023/sep/25/amazon-invest-openai-rival-anthropic-microsoft-chat-gpt

Tech company plays catchup after Microsoft’s deal with ChatGPT developer in January

Amazon is to invest up to $4bn (£3.2bn) in the startup Anthropic, which has created a rival to ChatGPT called Claude, as the Silicon Valley giant seeks to keep pace with rivals including Microsoft and Google in the race to dominate the artificial intelligence space.