{"id":51520,"date":"2026-04-08T14:26:47","date_gmt":"2026-04-08T18:26:47","guid":{"rendered":"https:\/\/mjtsai.com\/blog\/?p=51520"},"modified":"2026-04-08T14:26:47","modified_gmt":"2026-04-08T18:26:47","slug":"perplexity-privacy-lawsuit","status":"publish","type":"post","link":"https:\/\/mjtsai.com\/blog\/2026\/04\/08\/perplexity-privacy-lawsuit\/","title":{"rendered":"Perplexity Privacy Lawsuit"},"content":{"rendered":"<p><a href=\"https:\/\/arstechnica.com\/tech-policy\/2026\/04\/perplexitys-incognito-mode-is-a-sham-lawsuit-says\/\">Ashley Belanger<\/a> (via <a href=\"https:\/\/daringfireball.net\/linked\/2026\/04\/04\/perplexity-class-action-sham\">John Gruber<\/a>):<\/p>\n<blockquote cite=\"https:\/\/arstechnica.com\/tech-policy\/2026\/04\/perplexitys-incognito-mode-is-a-sham-lawsuit-says\/\">\n<p>Perplexity&rsquo;s AI search engine encourages users to go deeper with their prompts by engaging in chat sessions that a <a href=\"https:\/\/cdn.arstechnica.net\/wp-content\/uploads\/2026\/04\/Doe-v-Perplexity-Complaint-3-31-26.pdf\">lawsuit<\/a> has alleged are often shared in their entirety with Google and Meta without users&rsquo; knowledge or consent.<\/p>\n<p>&ldquo;This happened to every user regardless of whether or not they signed up for a Perplexity account,&rdquo; the lawsuit alleged, while stressing that &ldquo;enormous volumes of sensitive information from both subscribed and non-subscribed users&rdquo; are shared.<\/p>\n<p>[&#8230;]<\/p>\n<p>&ldquo;&lsquo;Incognito&rsquo; mode does nothing to protect users from having their conversations shared with Meta and Google,&rdquo; the complaint said. &ldquo;Even paid users who turned on the &lsquo;Incognito&rsquo; feature still had their conversations shared with Meta and Google, along with their email addresses and other identifiers that allowed Meta and Google to personally identify them.&rdquo;<\/p>\n<\/blockquote>\n\n<p>Previously:<\/p>\n<ul>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2025\/12\/10\/the-new-york-times-sues-perplexity\/\">The New York Times Sues Perplexity<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2024\/06\/24\/ai-companies-ignoring-robots-txt\/\">AI Companies Ignoring Robots.txt<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2024\/01\/10\/google-settles-incognito-lawsuit\/\">Google Settles Incognito Lawsuit<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2020\/06\/03\/google-chrome-incognito-lawsuit\/\">Google Chrome Incognito Lawsuit<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2019\/08\/12\/google-chrome-incognito-mode-can-still-be-detected\/\">Google Chrome Incognito Mode Can Still Be Detected<\/a><\/li>\n<li><a href=\"https:\/\/mjtsai.com\/blog\/2015\/01\/13\/using-hsts-to-track-incognito-users\/\">Using HSTS to Track Incognito Users<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Ashley Belanger (via John Gruber): Perplexity&rsquo;s AI search engine encourages users to go deeper with their prompts by engaging in chat sessions that a lawsuit has alleged are often shared in their entirety with Google and Meta without users&rsquo; knowledge or consent. &ldquo;This happened to every user regardless of whether or not they signed up [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"apple_news_api_created_at":"2026-04-08T18:26:50Z","apple_news_api_id":"bb35f129-e3fb-4959-8ea0-f39371d4d3b2","apple_news_api_modified_at":"2026-04-08T18:26:50Z","apple_news_api_revision":"AAAAAAAAAAD\/\/\/\/\/\/\/\/\/\/w==","apple_news_api_share_url":"https:\/\/apple.news\/AuzXxKeP7SVmOoPOTcdTTsg","apple_news_coverimage":0,"apple_news_coverimage_caption":"","apple_news_is_hidden":false,"apple_news_is_paid":false,"apple_news_is_preview":false,"apple_news_is_sponsored":false,"apple_news_maturity_rating":"","apple_news_metadata":"\"\"","apple_news_pullquote":"","apple_news_pullquote_position":"","apple_news_slug":"","apple_news_sections":"\"\"","apple_news_suppress_video_url":false,"apple_news_use_image_component":false,"footnotes":""},"categories":[2],"tags":[1351,51,41,209,2137,2613,355,96],"class_list":["post-51520","post","type-post","status-publish","format-standard","hentry","category-technology","tag-artificial-intelligence","tag-google","tag-lawsuit","tag-legal","tag-meta","tag-perplexity","tag-privacy","tag-web"],"apple_news_notices":[],"_links":{"self":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/51520","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/comments?post=51520"}],"version-history":[{"count":1,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/51520\/revisions"}],"predecessor-version":[{"id":51521,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/posts\/51520\/revisions\/51521"}],"wp:attachment":[{"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/media?parent=51520"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/categories?post=51520"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mjtsai.com\/blog\/wp-json\/wp\/v2\/tags?post=51520"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}