The story of the relationship is the subject of a long piece in this week's New York Times Magazine.
Lots of people are talking about the story on Twitter.
Steve Jobs biographer Walt Isaacson tweeted, " This is why I love the New York Times."
Derek Willis wrote, "What's amazing about NYT piece on autistic boy & Siri is how it reminds us of the beauty of simple questions."
GigaOm's Matthew Ingram said, "If you read only one thing this weekend, make it this about a 13-year-old autistic boy and his friendship with Siri."
Facebook's Sriram Krishnan wrote, "This story on Siri and autism reminds me of why I got into tech in the first place. Moving stuff."