Timestamps:
00:00 – Intro
01:00 – First Look
02:05 – Browser OS Test
07:32 – 3D Printer Simulation Test
09:27 – Romance Novel Creative Writing Test
14:13 – Wireframe to Website Test
15:28 – Anthropic Application Portfolio Test
17:22 – Flight Combat Simulator Test
19:07 – Python 3D FPS Test
20:03 – Subway Station Scene Test
20:47 – C++ Skateboard Game Test
22:54 – Research & Design Capability Test
25:10 – Model Impressions
26:06 – Results Overview
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In this video, we take a hands-on look at Grok 4.20, the latest update in the Grok model lineup. The focus of this test is to determine whether this release represents a meaningful improvement in reasoning, coding, creativity, and overall reliability compared to previous versions.
We begin with a first look and then move through a wide range of real-world tests. These include browser-based OS workflows, 3D printer simulations, creative writing tasks, wireframe-to-website generation, application portfolio drafting, simulation environments, Python and C++ coding challenges, and research-driven reasoning tasks.
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