Amazon is accusing Perplexity of committing computer fraud by failing to disclose when its AI agent is shopping on a user’s behalf, in violation of Amazon’s terms of service, according to people familiar with the letter sent on Friday.Amazon is accusing Perplexity of committing computer fraud by failing to disclose when its AI agent is shopping on a user’s behalf, in violation of Amazon’s terms of service, according to people familiar with the letter sent on Friday.