xAI’s Grok 4.20 Reasoning is finally here, and it handles logic tasks better...

https://speedy-wiki.win/index.php/The_xAI_System_Prompt_Mystery:_Navigating_Model_Alignment_in_the_Post-July_2025_Landscape

xAI’s Grok 4.20 Reasoning is finally here, and it handles logic tasks better than I expected. I’ve been testing its performance against the industry incumbents. At $1