Model Comparison
Fable 5.1 vs Solar Pro 3
Fable 5.1 ranks #5 on the AI IQ leaderboard with an estimated IQ of 137, while Solar Pro 3 ranks #154 on the AI IQ leaderboard with an estimated IQ of 92. 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
| Fable 5.1Anthropic | Solar Pro 3World (Other) | |
|---|---|---|
| Rank | #5 | #154 |
| IQ | 137 | 92 |
| Abstract Reasoning | 124 | 80 |
| Mathematical Reasoning | 148 | 84 |
| Academic Reasoning | 136 | 105 |
| Programmatic Reasoning | 147 | 99 |
| Computer Use | 140 | 76 |
| Reliability | 135 | 101 |
| Knowledge Work | 133 | 98 |
| Emotional Reasoning | — | — |
| Effective Cost / 1M Tokens | $90.82 | $0.77 |
| Sticker Price / 1M I/O Tokens | $60.00 | $0.75 |
| Speed | 68 tok/s | 154 tok/s |
| Context Window | 1M | 128K |
| Released | 2026-09-01 | 2026-04-06 |
| Open Weights | No | No |
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