GPT OSS 120B vs Llama 4 Maverick

Compare GPT OSS 120B by OpenAI against Llama 4 Maverick by Meta AI, in 26 community votes, gpt oss 120b wins 70% of head-to-head duels, context windows of 131K vs 1.0M, tested across 23 shared challenges. Updated March 2026.

Which is better, GPT OSS 120B or Llama 4 Maverick?

GPT OSS 120B is the better choice overall, winning 70% of 26 blind community votes on Rival. GPT OSS 120B costs $0.18/M input tokens vs $1.5/M for Llama 4 Maverick. Context windows: 131K vs 1000K tokens. Compare their real outputs side by side below.

Key Differences Between GPT OSS 120B and Llama 4 Maverick

GPT OSS 120B is made by openai while Llama 4 Maverick is from meta. GPT OSS 120B has a 131K token context window compared to Llama 4 Maverick's 1000K. On pricing, GPT OSS 120B costs $0.18/M input tokens vs $1.5/M for Llama 4 Maverick. In community voting, In 26 community votes, GPT OSS 120B wins 70% of head-to-head duels.

In 26 community votes, GPT OSS 120B wins 70% of head-to-head duels. GPT OSS 120B leads in Web Design, Image Generation. Based on blind community voting from the Rival open dataset of 26+ human preference judgments for this pair.

Web Design: GPT OSS 120B wins 64% of votes
Image Generation: GPT OSS 120B wins 75% of votes
Our Verdict
GPT OSS 120B
GPT OSS 120BWinner
Llama 4 Maverick
Llama 4 MaverickRunner-up

Pick GPT OSS 120B. In 26 blind votes, GPT OSS 120B wins 70% of the time. That's not luck.

GPT OSS 120B particularly excels in Image Generation, Web Design. GPT OSS 120B is 3.1x cheaper per token — worth considering if cost matters.

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