AI startup Perplexity signed a $750 million deal with Microsoft to use its Azure cloud service, spreading its business beyond longtime cloud partner Amazon.com.
The three-year commitment will let Perplexity deploy AI models through Microsoft’s Foundry service, including those made by OpenAI, Anthropic and xAI, according to people familiar with the deal, who requested anonymity to discuss a private matter.
“We are excited to partner with Microsoft for access to frontier models from X, OpenAI and Anthropic,” a Perplexity spokesperson…

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