Model releaseLimited global significanceConfirmed confidence
xAI releases Grok 4.1
A Grok 4 iteration that further strengthens high-throughput real-time data handling and extraction from complex social-network text.
What happened
Event details
Grok 4.1 is an iteration of the Grok 4 series that further strengthens high-concurrency real-time data-stream processing and extraction from complex social-network corpora. xAI released the closed-source model on November 17, 2025; the parameter count is undisclosed and it is an autoregressive Transformer. The primary source is "Grok 4.1."
Assessment
Why it matters
Rated on the impact-v1 six-axis scale: technical 2/5, market 2/5, ecosystem 2/5, policy & social 1/5, scope 3/5, durability 2/5.
45/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.