Model Comparison
GPT Oss 120b vs Mercury 3
GPT Oss 120b ranks #136 on the AI IQ leaderboard with an estimated IQ of 98, while Mercury 3 ranks #138 on the AI IQ leaderboard with an estimated IQ of 98. The table below puts the two models side by side across the seven capability dimensions, emotional reasoning, cost, speed, and context window.
Where They Sit on the IQ Bell Curve
Both models highlighted on the standard normal IQ distribution of every tracked model
| GPT Oss 120bOpenAI | Mercury 3US (Other) | |
|---|---|---|
| Rank | #136 | #138 |
| IQ | 98 | 98 |
| Abstract Reasoning | 87 | 82 |
| Mathematical Reasoning | 110 | 96 |
| Academic Reasoning | 112 | 107 |
| Programmatic Reasoning | 108 | 99 |
| Computer Use | 75 | 95 |
| Reliability | 94 | 110 |
| Knowledge Work | 99 | 99 |
| Emotional Reasoning | 97 | — |
| Effective Cost / 1M Tokens | $0.69 | $0.40 |
| Sticker Price / 1M I/O Tokens | $0.74 | $0.90 |
| Speed | 241 tok/s | — |
| Context Window | 131K | 1M |
| Released | 2025-08-05 | 2026-10-19 |
| Open Weights | Yes | No |
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