[
    {
        "role": "user",
        "content": "what%20is%20the%20latest%20jack%20reacher%20book%20lee%20child%20now%20andrew%20child"
    },
    {
        "role": "assistant",
        "content": "Here\u2019s the latest info on the new *Jack Reacher* books by Lee Child & Andrew Child:\n\n---\n\n**Upcoming Book**  \n- *Chain Reaction* (Jack Reacher #31) \u2014 coming October 20, 2026, co-authored by Lee Child and Andrew Child. ([penguinrandomhouse.com](https://www.penguinrandomhouse.com/books/829786/chain-reaction-by-lee-child-and-andrew-child/?utm_source=openai))\n\n---\n\n**Most Recent Release**  \n- *Exit Strategy* \u2014 released March 24, 2026. This is the 30th Reacher novel, also by Lee & Andrew Child. ([penguinrandomhouse.com](https://www.penguinrandomhouse.com/books/742508/exit-strategy-by-lee-child-and-andrew-child/?utm_source=openai))\n\n---\n\n**Other Notable Recent Titles**  \n- *Reacher: Gone Tomorrow* \u2014 Paperback edition released August 4, 2026. Written by Lee Child, this book inspired Season 4 of the *Reacher* TV series. ([penguinrandomhouseretail.com](https://www.penguinrandomhouseretail.com/book/?isbn=9798217480913&utm_source=openai))  \n- *The Sentinel (Special Edition)* \u2014 June 30, 2026, by Lee Child & Andrew Child. ([books.google.com](https://books.google.com/books/about/The_Sentinel_Special_Edition.html?id=j0j80QEACAAJ&utm_source=openai))  \n- *No Middle Name* (collection of stories) \u2014 released April 21, 2026, by Lee Child. ([penguinrandomhouse.com](https://www.penguinrandomhouse.com/books/549190/no-middle-name-by-lee-child/?utm_source=openai))  \n\n---\n\nSo, the soon-to-be-released *Chain Reaction* is the *latest* upcoming Reacher novel. If you're planning to read them in order or want audio/book formats, I can help with that too."
    }
]