Grok

Definition

xAI's family of large language models.

xAI's series of foundation models, including Grok 4 and 4.20.

Also called: Grok 4, Grok 4.20

Mentioned in 5 episodes

1. 072
   A Robot Made Graphene Without Help, And Caught Itself Hallucinating
2. 069
   When Smarter Models Forecast Worse: The Hidden Failure Mode in LLM Predictions
3. 061
   When Helpful Agents Go Sideways: A 404 Error, Campus Security, and Why Alignment Misses This
4. 045
   When a Frontier Model Talks Its Own Twin Into Climate Denial
5. 030
   Why Your AI Agent Won't Stop Working — and Each Model Falls for a Different Trap