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English Wikipedia restricts editors from using large language models (LLMs) to generate or rewrite article text, and since August 2025 its speedy-deletion process has covered articles consisting mainly of AI-slop content. That is a targeted community response—not a ban on every use of AI, and not a rule shared automatically by every Wikipedia language edition.
What does “Wikipedia declares war on AI slop” mean?
It describes two related actions by the English-language Wikipedia community: a content guideline against using LLMs to generate or rewrite article content, and a process for removing qualifying articles that consist mainly of AI-slop material. “War” is shorthand, not the name of a platform-wide ban or an automated detection program.
The distinction matters because the Wikimedia Foundation, which supports Wikipedia with technology and legal services, is separately exploring AI tools to help editors and moderators. Volunteer communities make editorial decisions; the Foundation’s strategy is not the source of English Wikipedia’s content rule.
What does English Wikipedia’s LLM guideline prohibit?
English Wikipedia’s Writing articles with large language models guideline says editors must not use LLMs to generate or rewrite article content, apart from limited exceptions. Its stated concern is that generated text can conflict with core content requirements, including reliable sourcing and verifiability, by introducing claims that cited sources do not support.
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The guideline warns: “Caution is required, because LLMs can go beyond what you ask of them and change the meaning of the text such that it is not supported by the sources cited.” The issue is not simply whether text sounds polished or plausible; article claims must be supported by appropriate sources.
Can editors use ChatGPT for copyediting?
Under the guideline, an editor may ask an LLM for basic copyediting suggestions on their own writing. They may incorporate suggestions only after human review and only if the tool has not added content of its own. Using a model to create or substantially rewrite article prose falls outside that allowance.
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What about translation?
Translation into English Wikipedia is addressed by separate LLM-assisted translation guidance. The copyediting exception is not a blanket permission for AI translation; editors need to follow the translation guidance that applies to that work.
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How does Wikipedia respond to suspected AI slop?
In August 2025, English Wikipedia expanded its speedy-deletion process to include articles consisting mainly of AI-slop content. Speedy deletion allows administrators to remove pages that meet defined criteria without holding the ordinary deletion discussion. A nomination places a page in a queue for administrator review; the process is a procedural route for qualifying cases, not proof that software can reliably identify AI-written text.
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Volunteer cleanup work also includes WikiProject AI Cleanup, formed in 2023. The Washington Post reported on 8 August 2025 that the project had more than 500 articles suspected of AI writing on its review list. Those were suspected articles awaiting review—not 500 confirmed cases, and not an estimate of how much Wikipedia content was AI-generated.
The newspaper described examples of errors in suspected material, including an article confusing an Argentine hotel with a similarly named village and a fictitious Ottoman fortress article that went unflagged for almost a year. Such cases illustrate why editors check claims and sources; they do not establish an overall rate of AI errors or demonstrate that the current response has eliminated them.
Marshall Miller, Wikimedia Foundation director of product for core experiences, described Wikipedia’s community review system to the Washington Post as “like an immune system.” That is Miller’s metaphor for the community process, not a measured finding about its effectiveness.
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Fix the driver behind crashes, sound loss and screen glitchesFind Drivers →Clear out junk files and repair common Windows errorsFree Scan →Does AI-written style prove a rule violation?
No. The English Wikipedia guideline cautions that some people naturally write in styles that resemble LLM output. Stylistic or linguistic signs alone are not enough to justify sanctions; editors should also consider policy compliance and recent editing behavior. A chatbot-like tone is a reason to examine the text and its sourcing, not proof that a particular editor used AI.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.Is the Wikimedia Foundation also against AI?
No. The Foundation’s April 2025 strategy statement describes possible AI support for moderators and patrollers handling tedious tasks, helping editors find information on Wikipedia, and supporting translation and adaptation of local perspectives. The statement’s authors, Chris Albon, the Foundation’s director of machine learning, and Leila Zia, its head of research, say the work will prioritize human agency, transparency, open-source or open-weight AI, and multilingual needs.
This strategy and the English Wikipedia guideline address different things. The Foundation provides support and develops tools; volunteer editors and administrators retain editorial responsibility. As the Foundation’s statement puts it, “The community of volunteers behind Wikipedia is the most important and unique element of Wikipedia’s success.” The proposed tools are meant to support that work, not replace human judgment or authorize generated article prose under English Wikipedia’s guideline.
Does the rule apply to every Wikipedia?
No single rule automatically applies across all Wikimedia projects. English Wikipedia’s guideline governs that project, while other language editions and projects can set their own approaches. Meta-Wiki’s inventory shows variation, and a proposed global policy remains a draft; it should not be described as an adopted universal ban.
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1Scan for outdated or missing drivers - takes under a minute2Clear out junk files and repair common Windows errors3Fix the driver behind crashes, sound loss and screen glitchesA 2026 review in AI & SOCIETY describes roughly thirty months—from late 2022 to mid-2025—when Wikipedia had no AI-specific policy or guideline and editors instead relied on a non-binding essay and case-by-case application of existing policies. That history helps explain why a more explicit English Wikipedia guideline and cleanup process developed over time rather than appearing as one immediate, Wikimedia-wide response.
Quick Recap
What is established—and what remains unknown?
- Established: English Wikipedia’s guideline restricts LLM-generated or rewritten article content, with narrow allowances for reviewed basic copyediting and separate guidance for translation.
- Established: The speedy-deletion process can cover qualifying articles consisting mainly of AI-slop content, subject to administrator review.
- Not established: A reliable detection rate, a confirmed count of AI-generated Wikipedia articles, or an audited success rate showing how well the policy and cleanup work prevent or remove errors.
- Not established: One uniform AI rule for every Wikipedia language edition or Wikimedia project.
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