Amazon invests $2.75B in Anthropic, an AI startup focused on developing foundation models for generative AI systems. The investment brings Amazon's total investment in Anthropic to $4B and marks a significant boost for the startup. Under the deal, Anthropic will use AWS as its primary cloud provider and leverage Amazon's custom chips to build, train, and deploy AI models. In turn, Anthropic will provide AWS customers with access to its AI models through Bedrock. This investment highlights Amazon's growing interest in the field of AI and solidifies its position as a major player in the industry.