GPT OSS 120B vs Inception: Mercury

Compare GPT OSS 120B by OpenAI against Inception: Mercury by Inception, in 6 community votes, gpt oss 120b wins 80% of head-to-head duels, context windows of 131K vs 32K, tested across 26 shared challenges. Updated February 2026.

In 6 community votes, GPT OSS 120B wins 80% of head-to-head duels. GPT OSS 120B leads in Image Generation. Based on blind community voting from the RIVAL open dataset of 6+ human preference judgments for this pair.

Image Generation: GPT OSS 120B wins 100% of votes
Web Design: GPT OSS 120B and Inception: Mercury are tied
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