Llama 4 Scout vs OpenAI o3

Compare Llama 4 Scout by Meta AI against OpenAI o3 by OpenAI, in 14 community votes, openai o3 wins 73% of head-to-head duels, tested across 53 shared challenges. Updated April 2026.

Which is better, Llama 4 Scout or OpenAI o3?

OpenAI o3 is the better choice overall, winning 73% of 14 blind community votes on Rival. Llama 4 Scout costs $0.25/M input tokens vs $10/M for OpenAI o3. Compare their real outputs side by side below.

Key Differences Between Llama 4 Scout and OpenAI o3

Llama 4 Scout is made by meta while OpenAI o3 is from openai. On pricing, Llama 4 Scout costs $0.25/M input tokens vs $10/M for OpenAI o3. In community voting, In 14 community votes, OpenAI o3 wins 73% of head-to-head duels.

In 14 community votes, OpenAI o3 wins 73% of head-to-head duels. OpenAI o3 leads in Web Design, Image Generation. Based on blind community voting from the Rival open dataset of 14+ human preference judgments for this pair.

Web Design: OpenAI o3 wins 57% of votes
Image Generation: OpenAI o3 wins 100% of votes
Our Verdict
OpenAI o3
OpenAI o3Winner
Llama 4 Scout
Llama 4 ScoutRunner-up

Pick OpenAI o3. In 14 blind votes, OpenAI o3 wins 73% of the time. That's not luck.

OpenAI o3 particularly excels in Image Generation, Web Design. Llama 4 Scout is 80x cheaper per token — worth considering if cost matters.

Clear winner
Writing DNA

Style Comparison

Similarity
93%

Llama 4 Scout uses 5.9x more bold

Llama 4 Scout
OpenAI o3
43%Vocabulary68%
42wSentence Length14w
0.81Hedging0.26
4.1Bold0.7
7.3Lists3.0
0.00Emoji0.00
0.30Headings0.38
0.04Transitions0.12
Based on 10 + 16 text responses
vs

Ask them anything yourself

Llama 4 ScoutOpenAI o3

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
FAQ

Common questions