Grok 4.3 Uncensored
by xAI
xAI's newest reasoning model
Grok 4.3 is a 500B-parameter model on xAI's V8 architecture, positioned between Grok 4.20 and the V9-based Grok 4.5, with ongoing supplemental training sharpening its reasoning.
- ~500B parameters, V8 architecture
- Premium heavy-tier model
- Strong step-by-step reasoning