GPT-5 Codex vs Llama 4 Maverick
Compare GPT-5 Codex by OpenAI against Llama 4 Maverick by Meta AI, tested across 49 shared challenges. Updated May 2026.
Which is better, GPT-5 Codex or Llama 4 Maverick?
GPT-5 Codex and Llama 4 Maverick are both competitive models. Compare their real outputs side by side below.
Key Differences Between GPT-5 Codex and Llama 4 Maverick
GPT-5 Codex is made by openai while Llama 4 Maverick is from meta.
API pricing
Per 1M tokens
GPT-5 Codex
Input
—
Output
—
Llama 4 Maverick
Input
$1.50
Output
$2.50
Our Verdict
GPT-5 Codex
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
34%
GPT-5 Codex uses 14.6x more emoji
GPT-5 Codex
Llama 4 Maverick
64%Vocabulary42%
17wSentence Length24w
0.38Hedging0.76
2.3Bold3.7
3.5Lists6.3
0.15Emoji0.00
0.49Headings0.74
0.05Transitions0.11
Based on 13 + 12 text responses
FAQ
