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Amazon Invests $4 Billion in Anthropic, Deepening Its A.I. Ties

Since last September, the tech giant has pumped $8 billion into the artificial intelligence start-up, a sign of intense competition in developing tools that are reshaping the tech sector.

By Adam Satariano

Alwaleed bin Talal Andreessen Horowitz Anthropic AI LLC Artificial Intelligence Computers and the Internet Microsoft Corp Musk, Elon OpenAI Labs Sequoia Capital Venture Capital X.ai Inc

Elon Musk’s xAI Raises $6 Billion

Mr. Musk, who founded xAI last year, has said the business “still has a lot of catching up to do” as it looks to compete with well-funded companies like OpenAI.

By Jason Karaian