Llama 4 Maverick vs o1

Compare Llama 4 Maverick by Meta AI against o1 by OpenAI, in 1 community votes, llama 4 maverick and o1 are closely matched, context windows of 1.0M vs 128K, tested across 53 shared challenges. Updated April 2026.

Which is better, Llama 4 Maverick or o1?

Llama 4 Maverick and o1 are closely matched based on 1 community votes. Llama 4 Maverick costs $1.5/M input tokens vs $15/M for o1. Context windows: 1000K vs 128K tokens. Compare their real outputs side by side below.

Key Differences Between Llama 4 Maverick and o1

Llama 4 Maverick is made by meta while o1 is from openai. Llama 4 Maverick has a 1000K token context window compared to o1's 128K. On pricing, Llama 4 Maverick costs $1.5/M input tokens vs $15/M for o1. In community voting, In 1 community votes, Llama 4 Maverick and o1 are closely matched.

In 1 community votes, Llama 4 Maverick and o1 are closely matched. Based on blind community voting from the Rival open dataset of 1+ human preference judgments for this pair.

Our Verdict
Llama 4 Maverick
Llama 4 MaverickWinner
o1
o1Runner-up

Votes are tied. Llama 4 Maverick is newer and likely incorporates more recent improvements.

Llama 4 Maverick is 24x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
93%

o1 uses 3.5x more transitions

Llama 4 Maverick
o1
42%Vocabulary64%
24wSentence Length16w
0.76Hedging0.76
3.7Bold5.0
6.3Lists2.6
0.00Emoji0.00
0.74Headings0.44
0.11Transitions0.40
Based on 12 + 13 text responses
vs

Ask them anything yourself

Llama 4 Mavericko1

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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