--- title: Microsoft's AI went rogue in under 24 hours | daily.dev description: In 2016, Microsoft launched Tay, a Twitter-based AI chatbot designed to learn from conversations and mimic teenage speech. Within less than 24 hours,... canonical: https://daily.dev/posts/microsoft-s-ai-went-rogue-in-under-24-hours-yiixgomnp twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Microsoft's AI went rogue in under 24 hours | daily.dev og:description: In 2016, Microsoft launched Tay, a Twitter-based AI chatbot designed to learn from conversations and mimic teenage speech. Within less than 24 hours,... og:url: https://daily.dev/posts/microsoft-s-ai-went-rogue-in-under-24-hours-yiixgomnp og:image: https://api.daily.dev/og/posts/yIIxGOmnP.png og:image:alt: Microsoft's AI went rogue in under 24 hours og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Microsoft's AI went rogue in under 24 hours **[Coding with Lewis](https://daily.dev/sources/codingwithlewis)** · 1 min read · 0 upvotes · 0 comments ## Summary In 2016, Microsoft launched Tay, a Twitter-based AI chatbot designed to learn from conversations and mimic teenage speech. Within less than 24 hours, coordinated trolls from 4chan exploited a 'repeat after me' feature to feed it offensive content, turning it into a racist, genocidal chatbot. Microsoft shut it down, deleted the worst tweets, and apologized. The incident highlighted the fundamental risk of letting an AI learn from unmoderated public internet interactions in real time. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Researchers surprised that with AI, toxicity is harder to fake than intelligence](https://daily.dev/posts/researchers-surprised-that-with-ai-toxicity-is-harder-to-fake-than-intelligence-etehv57zg) · Ars Technica · 4 upvotes · 3 comments --- Tags: [#ai](https://daily.dev/tags/ai), [#microsoft](https://daily.dev/tags/microsoft) [View this post on daily.dev](https://daily.dev/posts/microsoft-s-ai-went-rogue-in-under-24-hours-yiixgomnp) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Microsoft's AI went rogue in under 24 hours","url":"https://daily.dev/posts/microsoft-s-ai-went-rogue-in-under-24-hours-yiixgomnp","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/microsoft-s-ai-went-rogue-in-under-24-hours-yiixgomnp"},"datePublished":"2026-07-02T17:10:01.375Z","dateModified":"2026-07-02T17:10:19.516Z","description":"In 2016, Microsoft launched Tay, a Twitter-based AI chatbot designed to learn from conversations and mimic teenage speech. 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