Model Comparison
Olmo 3.1 32B Think
vs. Solar Pro 2 (Reasoning)
Comparing 2 AI models · 12 benchmarks · Allen Institute for AI, Upstage
Recommended Pick
UpSolar Pro 2 (Reasoning)8 metric winsStrongest on: Reasoning, Intelligence, GPQA
Lowest Price
Olmo 3.1 32B Think
$0.00/1M input price
Best Reasoning
Solar Pro 2 (Reasoning)
53.3 reasoning score
Blends available reasoning benchmarks
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Reasoning gap
Solar Pro 2 (Reasoning) leads Olmo 3.1 32B Think by 7.7 points on reasoning.
Top-pick rationale
Solar Pro 2 (Reasoning) wins 8 measurable categories, including Reasoning, Intelligence, GPQA, MMLU Pro.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Olmo 3.1 32B Think
Allen Institute for AI
TTFT
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Time
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tok/s
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Cost
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Solar Pro 2 (Reasoning)
Upstage
TTFT
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tok/s
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Tokens
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Which answer was more useful?
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Full Comparison
| Metric | Al Olmo 3.1 32B Think | Top Pick Up Solar Pro 2 (Reasoning) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.00/1M |
| Output Cost | $0.00/1M | $0.00/1M |
| Specifications | ||
| Organization | Allen Institute for AI | Upstage |
| Release Date | Dec 12, 2025 | Jul 9, 2025 |
| Performance & Speed | ||
| Throughput | — | — |
| TTFT | — | — |
| Latency | — | — |
| Composite Indices | ||
| Reasoning Score | 45.6 | 53.3 |
| Intelligence | 8.1 | 9.0 |
| Math | 77.3 | 61.3 |
| Standard Benchmarks | ||
| GPQA | 59.1% | 68.7% |
| MMLU Pro | 76.3% | 80.5% |
| HLE | 6.0% | 7.0% |
| LiveCodeBench | 69.5% | 61.6% |
| MATH 500 | — | 96.7% |
| AIME 2025 | 77.3% | 61.3% |
| AIME (Original) | — | 69.0% |
| SciCode | 29.3% | 30.2% |
| LCR | 0.0% | 0.0% |
| IFBench | 66.0% | 37.1% |
| TAU-bench v2 | 0.0% | 28.1% |
| TerminalBench Hard | 0.0% | 3.0% |
Key Takeaways
Olmo 3.1 32B Think offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Solar Pro 2 (Reasoning) has the strongest reasoning profile with a 53.3 reasoning score,combining the available reasoning-heavy benchmarks.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Olmo 3.1 32B Think
- Cost-sensitive applications
- High-volume processing
Solar Pro 2 (Reasoning)
- Complex reasoning tasks
- Research & analysis
