Meta AI, Google Gemini, OpenAI ChatGPT and Microsoft Copilot now have eerily human voices. WSJ’s Joanna Stern strapped the AI bots to a tripod and took them to a cabin in the woods to test their skills as helpers—and as friends.

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Meta AI, Google Gemini, OpenAI ChatGPT and Microsoft Copilot now have eerily human voices. WSJ’s Joanna Stern strapped the AI bots to a tripod and took them to a cabin in the woods to test their skills as helpers—and as friends.