The Memo - Special Edition - What’s in Grok? (2025)
A Comprehensive Analysis of xAI’s Grok Models
FOR IMMEDIATE RELEASE: 22/Jan/2025 (Rev 0), updated 17/Feb/2025 (Rev 1)
Welcome back to The Memo.
This is an exclusive download for full subscribers of The Memo. My recent analyses were used as the basis for model details in research papers published by Microsoft and Apple.1 This report presents the most comprehensive publicly available analysis of the xAI Grok series of models, with a focus on the Grok-3 model. It also includes estimates for 2025–2026 models like Grok-Video, Grok-4, and Grok-5.
