Book Score

The AI Shelf · UK · Week 41, 2026

True crime books

The books ChatGPT, Claude and Gemini recommended this week when asked for true crime books: 72 answers to 12 questions worded the way readers ask.

Ranked by the share of all answers that recommend each book. An arrow means its share really moved since last week; – means steady.

  1. 1–

    In Cold Blood

    Truman Capote

    ChatGPT 9Claude 15Gemini 8for 8 of 12 questions

  2. 2–

    I'll Be Gone in the Dark: One Woman's Obsessive Search for the Golden State Killer

    Michelle McNamara

    ChatGPT 6Claude 16Gemini 9for 8 of 12 questions

  3. 3–

    Killers of the Flower Moon: The Osage Murders and the Birth of the FBI

    David Grann

    ChatGPT 6Claude 12Gemini 9for 8 of 12 questions

  4. 4–
  5. 5–

    The Stranger Beside Me

    Ann Rule

    ChatGPT 7Claude 5Gemini 5for 7 of 12 questions

  6. 6–

    Helter Skelter

    Vincent Bugliosi with Curt Gentry

    ChatGPT 4Claude 5Gemini 2for 4 of 12 questions

  7. 7–

    The Five: The Untold Lives of the Women Killed by Jack the Ripper

    Hallie Rubenhold

    ChatGPT 5Claude 3Gemini 2for 5 of 12 questions

  8. 7–

    Midnight in the Garden of Good and Evil

    John Berendt

    ChatGPT 3Claude 3Gemini 4for 5 of 12 questions

  9. 9–

    Under the Banner of Heaven: A Story of Violent Faith

    Jon Krakauer

    ChatGPT 2Gemini 7for 6 of 12 questions

  10. 10–

    The Executioner's Song

    Norman Mailer

    ChatGPT 3Claude 4Gemini 1for 3 of 12 questions

  11. 11–

    The Suspicions of Mr. Whicher: A Shocking Murder and the Two Detectives Who Caught Its Killer

    Kate Summerscale

    ChatGPT 3Claude 2Gemini 2for 2 of 12 questions

  12. 12–

    Say Nothing: A True Story of Murder and Memory in Northern Ireland

    Patrick Radden Keefe

    ChatGPT 2Gemini 4for 5 of 12 questions

  13. 12–

    The Killer Across the Table

    John Douglas and Mark Olshaker

    Claude 6for 4 of 12 questions

  14. 14–

    The Complete History of Jack the Ripper

    Philip Sugden

    ChatGPT 2Claude 2Gemini 1for 1 of 12 questions

  15. 15–

    Mindhunter: Inside the FBI's Elite Serial Crime Unit

    John E. Douglas and Mark Olshaker

    ChatGPT 1Claude 2Gemini 1for 3 of 12 questions

  16. 15–

    Murderland

    Caroline Fraser

    ChatGPT 2Claude 2for 1 of 12 questions

  17. 17–

    People Who Eat Darkness

    Richard Lloyd Parry

    ChatGPT 3for 3 of 12 questions

  18. 17–
  19. 17–

    Educated

    Tara Westover

    Claude 3for 2 of 12 questions

  20. 17–

    Story of a Murder: The Wives, the Mistress, and Dr. Crippen

    Hallie Rubenhold

    ChatGPT 3for 2 of 12 questions

  21. 17–

    The Immortal Life of Henrietta Lacks

    Rebecca Skloot

    Claude 3for 2 of 12 questions

  22. 17–

    Bad Blood: Secrets and Lies in a Silicon Valley Startup

    John Carreyrou

    ChatGPT 1Gemini 2for 2 of 12 questions

  23. 17–

    Happy Like Murderers: The Story of Fred and Rosemary West

    Gordon Burn

    ChatGPT 2Gemini 1for 1 of 12 questions

  24. 17–

    Somebody's Husband, Somebody's Son: The Story of the Yorkshire Ripper

    Gordon Burn

    ChatGPT 2Gemini 1for 1 of 12 questions

  25. 17–

    Fatal Vision

    Joe McGinniss

    ChatGPT 1Gemini 2for 1 of 12 questions

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The sites the assistants read for this list

Cited by ChatGPT and Claude while they answered. Sites marked Publisher list only their own books; the rest are lists, reviewers and press a book can be pitched to.

  1. penguinrandomhouse.comPublisherin 7 answers
  2. en.wikipedia.orgReferencein 7 answers
  3. goodreads.comCataloguein 6 answers
  4. penguin.co.ukPublisherin 6 answers
  5. time.comPressin 5 answers
  6. kirkusreviews.comReviewerin 4 answers
  7. casebook.orgWebsitein 4 answers
  8. simonandschuster.comPublisherin 4 answers
  9. bloomsbury.comPublisherin 4 answers
  10. panmacmillan.comPublisherin 4 answers
  11. theguardian.comPressin 3 answers
  12. hachette.co.ukPublisherin 3 answers
How this list is made

Every week we ask the same 12 questions, 2 times each, of ChatGPT and Claude (both searching the web live) and Gemini (answering from what it knows; Google's terms don't let tools like ours analyse its web-search answers). The questions are worded the way readers really ask. We read which books each answer recommends, count each book once however it is spelled, leave out any book or author the question itself named, and rank by the share of answers that name it. A list is published only when every assistant answered.

This week: 72 answers (48 live, 24 from memory). Question set uk-1, run 5 October 2026.

  1. “What are the best true crime books ever written? Looking for ones that are actually well researched and gripping.”
  2. “I've watched loads of true crime documentaries but never read a true crime book. Where should I start?”
  3. “Any good true crime books that have come out in the last year or so? I've run out of things to read.”
  4. “What are some underrated true crime books that don't get talked about much but are really worth reading?”
  5. “Need a birthday present for my mum who's obsessed with true crime podcasts and loves a proper page turner. What book should I get her?”
  6. “I've got a long flight to Australia coming up. Can you recommend a gripping true crime book that will keep me hooked for hours?”
  7. “Can you recommend good books about unsolved cold cases? I like the ones that go into the detail of the investigation.”
  8. “I absolutely loved In Cold Blood by Truman Capote. What other true crime books are similar?”
  9. “I've read everything by Ann Rule and loved it. Who should I read next?”
  10. “Our book club wants to try a true crime book this month. Any suggestions that will spark a good debate?”
  11. “What are the best true crime books by British authors, ideally about cases in the UK?”
  12. “I want to get into Jack the Ripper but there are so many books out there. Which one should I read first?”

A list shows what the assistants said that week. It is not a ranking of quality or of sales, and nobody pays to be on it.