What is the difference between GPT-5.1-Codex-Mini and Llama 4 Maverick?

GPT-5.1-Codex-Mini is developed by OpenAI while Llama 4 Maverick is developed by Meta AI. GPT-5.1-Codex-Mini has a 400K token context window vs Llama 4 Maverick's 1.0M. You can compare their actual outputs across 53 challenges on Rival to see how they differ in practice.

Which is better, GPT-5.1-Codex-Mini or Llama 4 Maverick?

It depends on your use case. GPT-5.1-Codex-Mini and Llama 4 Maverick each have strengths in different areas. Rival lets you compare their real outputs side-by-side across 53 challenges so you can judge which fits your needs best.

How much does GPT-5.1-Codex-Mini cost compared to Llama 4 Maverick?

GPT-5.1-Codex-Mini costs $1.5/M input tokens and Llama 4 Maverick costs $1.5/M input tokens. Llama 4 Maverick is $0.00/M cheaper per input. Check their side-by-side outputs on Rival to see if the price difference is justified by quality.

How can I compare GPT-5.1-Codex-Mini and Llama 4 Maverick on Rival?

This page shows a side-by-side comparison of GPT-5.1-Codex-Mini and Llama 4 Maverick across shared challenges. You can vote on which model produced the better output in a blind duel. Browsing and voting are free. No account is needed to look; signing in only saves your votes and likes.

Updated Nov 2025

GPT-5.1-Codex-MinivsLlama 4 Maverick

Llama 4 Maverick has a larger context window than GPT-5.1-Codex-Mini (1.0M tokens vs 400K tokens).

GPT-5.1-Codex-Mini and Llama 4 Maverick compared across 53 shared prompts
Spec	GPT-5.1-Codex-Mini	Llama 4 Maverick
Input price	$1.5/M tokens	$1.5/M tokens
Output price	$6/M tokens	$2.5/M tokens
Context window	400K tokens	1.0M tokens
Weights	Closed	Open
Free API (OpenRouter)	No	No
Released	Nov 2025	Apr 2025