Grok Fast series

Each model's score on the Intelligence board (Intelligence Index) on the last day it was listed

1. Grok 4.1 FastReleased Nov 19, 202520.4#229 · ▲ 2.4
2. Grok 4 FastReleased Sep 19, 202517.9#256

• Nov 102026AI modelsElon Musk: Grok 4.8 is in RL and rebuilt from scratch in C/C++
• Nov 32026AI toolsGrok Bot is turning into a shopping assistant
• Oct 312026AI modelsxAI adds invisible watermarks to Grok outputs
• Oct 302026IndustryNeuralink connects brains directly to Grok
• Oct 172026IndustryThe web is locking out AI agents
• Oct 122026AI toolsxAI bundles Grok, Cursor, and X into one subscription