Genie 4: Google's AI Builds Worlds You Can Walk Into

Google DeepMind has announced Genie 4, a world model that makes up a world as you move through it: with sound, characters that talk, and scenes you can change by typing. I go through three things: what a world model actually is, what Google released, and who it is for. Chapters 0:00 Nobody filmed this 0:32 Three things 1:04 What a world model is 1:45 Next word, next moment 2:12 Nobody built this garden 2:39 Keeping the world in one piece 2:59 Four versions of Genie 3:39 What Google released 4:04 Steering with words 4:36 Physics and people 5:04 Sound 5:37 Gemini as the director 6:13 Can you try it? 7:07 Who it's for: practice 7:48 Film, games and old photos 8:15 A race 8:36 What I think 9:11 The next moment Sources • Google DeepMind, "Genie 4: A new generation of world simulation" (27 Oct 2026): https://deepmind.google/blog/genie-4-... • Google, "Introducing Genie 4": https://blog.google/innovation-and-ai... • Genie model page: https://deepmind.google/models/genie/ • TechCrunch (27 Oct 2026): https://techcrunch.com/2026/10/27/goo... • The Verge (27 Oct 2026): https://www.theverge.com/tech/1019076... • Ars Technica (27 Oct 2026): https://arstechnica.com/google/2026/1... • Genie (2024): https://sites.google.com/view/genie-2... • Genie 2 (Dec 2024): https://deepmind.google/discover/blog... • Genie 3 (Aug 2025): https://deepmind.google/blog/genie-3-... • Project Genie (Jan 2026): https://blog.google/innovation-and-ai... • SIMA 2 (Nov 2025): https://deepmind.google/blog/sima-2-a... • Waymo World Model (Feb 2026): https://waymo.com/blog/2026/02/the-wa... • David Ha & Jürgen Schmidhuber, "World Models" (2018): https://worldmodels.github.io/ • Runway, GWM Worlds 2 (Sep 2026): https://runway.com/research/introduci... • AMD to acquire World Labs (Sep 2026): https://newsroom.amd.com/news/amd-acq... • WSJ, Amazon in talks to buy Decart (11 Oct 2026): https://www.wsj.com/business/deals/am... • Ethan Mollick on X: https://x.com/emollick/status/2115120... • Logan Kilpatrick on X: https://x.com/OfficialLoganK/status/2... Footage • Demo recordings: Google DeepMind (Genie 2, Genie 3, Genie 4, SIMA 2, Project Genie), shown for commentary. • World Models clips: David Ha & Jürgen Schmidhuber, worldmodels.github.io, CC BY 4.0 (https://creativecommons.org/licenses/..., cropped and scaled. There is also a Swedish audio track: click the gear icon and choose Audio track. Det finns ett svenskt ljudspår: klicka på kugghjulet och välj Ljudspår. Illustrations generated with AI. Narration is my own voice, recreated with an AI voice clone. #AI #Genie4 #GoogleDeepMind #WorldModels