{"type":"analysis","id":"analysis:research-brin-did-not-take-over-gemini-3-5-pro-never-shipped-and-argon-replaced-it","slug":"research-brin-did-not-take-over-gemini-3-5-pro-never-shipped-and-argon-replaced-it","title":"Brin did not take over Gemini; 3.5 Pro never shipped and Argon replaced it","description":"Google’s August DeepMind reshuffle put Koray Kavukcuoglu in formal charge of Gemini. Sergey Brin has informal founder influence, not an executive takeover. Gemini 3.5 Pro, promised for June, never appeared in the public API and was succeeded by Gemini 4 Argon.","published_at":"2026-10-26T06:00:00.000Z","updated_at":"2026-10-26T06:00:00.000Z","record_date":"2026-10-26","topics":["gemini","google","research"],"source_urls":["https://blog.google/company-news/inside-google/message-ceo/next-chapter-ai-momentum/","https://www.calcalistech.com/ctechnews/article/byfa8qn8zg","https://www.businessinsider.com/sergey-brin-google-gemini-ai-microkitchen-2026-9","https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-5/","https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-6-flash-3-5-flash-lite-3-5-flash-cyber/","https://blog.google/company-news/inside-google/message-ceo/alphabet-earnings-q2-2026/","https://www.htx.com/news/google-co-founder-brin-urgently-takes-over-gemini-team-but-3-4ReAwx8c","https://finance.yahoo.com/technology/ai/articles/google-grapples-employee-skepticism-gemini-195242680.html","https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-4-argon/","https://ai.google.dev/gemini-api/docs/changelog","https://deepmind.google/models/","https://blog.google/innovation-and-ai/models-and-research/gemini-models/introducing-gemini-4-argon/"],"language":"en","routes":{"html":"https://newruntime.com/analysis/research-brin-did-not-take-over-gemini-3-5-pro-never-shipped-and-argon-replaced-it/","markdown":"https://newruntime.com/analysis/research-brin-did-not-take-over-gemini-3-5-pro-never-shipped-and-argon-replaced-it.md","json":"https://newruntime.com/analysis/research-brin-did-not-take-over-gemini-3-5-pro-never-shipped-and-argon-replaced-it.json"},"author":{"role":"author","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"editorial_provenance":{"desk":"authorial","target_ref":"deep_research:50c0946f-a141-4320-bbbd-027f30985164","authorial_article_id":"50c0946f-a141-4320-bbbd-027f30985164"},"next_reads":[{"type":"topic","path":"/topics/gemini/","url":"https://newruntime.com/topics/gemini/","title":"Gemini","reason":"Explore the gemini topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/gemini.md","json_url":"https://newruntime.com/topics/gemini.json"},{"type":"topic","path":"/topics/google/","url":"https://newruntime.com/topics/google/","title":"Google","reason":"Explore the google topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/google.md","json_url":"https://newruntime.com/topics/google.json"},{"type":"topic","path":"/topics/research/","url":"https://newruntime.com/topics/research/","title":"Research","reason":"Explore the research topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/research.md","json_url":"https://newruntime.com/topics/research.json"},{"type":"collection","path":"/analysis/","url":"https://newruntime.com/analysis/","title":"Analysis","reason":"Open the latest authorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/analysis.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}