OpenAI Codex Mini vs Llama 4 Maverick

Compare OpenAI Codex Mini by OpenAI against Llama 4 Maverick by Meta AI, context windows of 200K vs 1.0M, tested across 10 shared challenges. Updated April 2026.

Which is better, OpenAI Codex Mini or Llama 4 Maverick?

OpenAI Codex Mini and Llama 4 Maverick are both competitive models. OpenAI Codex Mini costs $1.5/M input tokens vs $1.5/M for Llama 4 Maverick. Context windows: 200K vs 1000K tokens. Compare their real outputs side by side below.

Key Differences Between OpenAI Codex Mini and Llama 4 Maverick

OpenAI Codex Mini is made by openai while Llama 4 Maverick is from meta. OpenAI Codex Mini has a 200K token context window compared to Llama 4 Maverick's 1000K. On pricing, OpenAI Codex Mini costs $1.5/M input tokens vs $1.5/M for Llama 4 Maverick.

Our Verdict
Llama 4 Maverick
Llama 4 Maverick
OpenAI Codex Mini
OpenAI Codex MiniRunner-up

No community votes yet. On paper, Llama 4 Maverick has the edge — bigger model tier, bigger context window.

Too close to call
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OpenAI Codex MiniLlama 4 Maverick

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