GPT OSS 120B vs Inception: Mercury
Compare GPT OSS 120B by OpenAI against Inception: Mercury by Inception, in 7 community votes, gpt oss 120b wins 83% of head-to-head duels, context windows of 131K vs 32K, tested across 54 shared challenges. Updated June 2026.
Which is better, GPT OSS 120B or Inception: Mercury?
GPT OSS 120B is the better choice overall, winning 83% of 7 blind community votes on Rival. GPT OSS 120B costs $0.18/M input tokens vs $10/M for Inception: Mercury. Context windows: 131K vs 32K tokens. Compare their real outputs side by side below.
Key Differences Between GPT OSS 120B and Inception: Mercury
GPT OSS 120B is made by openai while Inception: Mercury is from inception. GPT OSS 120B has a 131K token context window compared to Inception: Mercury's 32K. On pricing, GPT OSS 120B costs $0.18/M input tokens vs $10/M for Inception: Mercury. In community voting, In 7 community votes, GPT OSS 120B wins 83% of head-to-head duels.
In 7 community votes, GPT OSS 120B wins 83% 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 7+ human preference judgments for this pair.
Per 1M tokens
GPT OSS 120B is cheaper on both — 56× input, 13× output
Pick GPT OSS 120B. In 7 blind votes, GPT OSS 120B wins 83% of the time. That's not luck.
GPT OSS 120B particularly excels in Image Generation, Web Design. GPT OSS 120B is 13x cheaper per token — worth considering if cost matters.
Style Comparison
GPT OSS 120B uses 5.0x more transitions
