I Tested Grok 4.3 on 18 Long-Horizon Agent Tasks — The 10× Cheaper xAI Model Embarrassed Opus 4.7

xAI flipped the switch on the Grok 4.3 API on April 30, 2026. No livestream. No model card. No press release. Just a quiet pricing-page…

Leave a Comment

Your email address will not be published. Required fields are marked *

Scroll to Top