Grok 4.1 Fast vs Llama 4 Maverick

Compare Grok 4.1 Fast by xAI against Llama 4 Maverick by Meta AI, tested across 53 shared challenges. Updated April 2026.

Which is better, Grok 4.1 Fast or Llama 4 Maverick?

Grok 4.1 Fast and Llama 4 Maverick are both competitive models. Compare their real outputs side by side below.

Key Differences Between Grok 4.1 Fast and Llama 4 Maverick

Grok 4.1 Fast is made by xai while Llama 4 Maverick is from meta.

Our Verdict
Grok 4.1 Fast
Grok 4.1 Fast
Llama 4 Maverick
Llama 4 Maverick

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

Too close to call
Writing DNA

Style Comparison

Similarity
98%

Llama 4 Maverick uses 4.5x more hedging

Grok 4.1 Fast
Llama 4 Maverick
67%Vocabulary42%
15wSentence Length24w
0.17Hedging0.76
4.7Bold3.7
3.7Lists6.3
0.00Emoji0.00
0.99Headings0.74
0.14Transitions0.11
Based on 24 + 12 text responses
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Grok 4.1 FastLlama 4 Maverick

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
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