ResearchWednesday, May 27, 2026· 2 min read

Pope’s Encyclical May Have Used AI — A Milestone for Mainstream AI in Ethics

Source: The Verge AI

TL;DR

Analysis using the Pangram detector suggests portions of Pope Leo XIV’s encyclical Magnifica Humanitas may have been written with AI, marking a notable instance of AI entering high-level moral discourse. This signals growing mainstream acceptance of AI as a drafting and editorial tool and highlights the value of detection and transparency tools as we shape responsible use.

Key Takeaways

  • 1Independent analysis (shared on LessWrong) used the Pangram AI detector and flagged many paragraphs as likely AI-generated, with some sections scored between ~40% and 100% AI.
  • 2Linguistic markers — like repeated use of certain phrases — pointed analysts toward models such as Anthropic’s Claude as possible contributors.
  • 3The episode shows AI tools are being considered for even the most consequential public texts, indicating mainstreaming of AI-assisted writing.
  • 4Detection tools and open discussion provide a path for transparency and responsible collaboration between human authors and AI.
  • 5The situation creates an opportunity to set norms for disclosure, editorial oversight, and ethical use of AI in public and religious communication.

AI-assisted drafting reaches major public discourse

Analysis posted on forums and run through the Pangram detector suggests parts of Pope Leo XIV’s new encyclical, Magnifica Humanitas, may have been drafted with the help of AI. Researchers noted stylistic signals — including repeated phrasing linked with particular models — and scored many paragraphs as likely AI-generated, with some segments flagged at rates between roughly 40% and 100% by the detector.

The findings are not a definitive proof that the Pope or his team used a specific model, but they do highlight how powerful writing tools are now trusted for shaping complicated moral and societal guidance. For a global religious leader to produce text that appears AI-assisted is a clear sign that AI is moving from niche tools into mainstream, high-stakes communication.

There’s a constructive takeaway: detection tools like Pangram and public analysis allow readers and institutions to ask important questions about authorship, editorial oversight, and transparency. Open discussion helps establish norms: when AI assists drafting, people can agree on disclosure, verification, and how humans retain final ethical responsibility.

Ultimately, this episode can be seen as a positive step toward integrating AI responsibly: it shows both the technology’s utility in crafting weighty arguments and the ecosystem of tools and community scrutiny that can keep that use accountable. As AI continues to assist public-facing writing, these debates will help shape safe, transparent adoption.

  • Event: Analysis flagged AI-like passages in a major religious encyclical.
  • Tools: Pangram and community review played central roles.
  • Opportunity: Use this moment to set clear disclosure and oversight norms.

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