Model Comparison
Olmo 3.1 32B Think
vs. Phi-3 Mini Instruct 3.8B
Comparing 2 AI models · 12 benchmarks · Allen Institute for AI, Microsoft
Recommended Pick
AlOlmo 3.1 32B Think10 metric winsStrongest on: Reasoning, Intelligence, Math
Lowest Price
Olmo 3.1 32B Think
$0.00/1M input price
Best Reasoning
Olmo 3.1 32B Think
45.6 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
Olmo 3.1 32B Think leads Phi-3 Mini Instruct 3.8B by 32.5 points on reasoning.
Top-pick rationale
Olmo 3.1 32B Think wins 10 measurable categories, including Reasoning, Intelligence, Math, GPQA.
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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Tokens
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Cost
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Phi-3 Mini Instruct 3.8B
Microsoft
TTFT
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Time
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tok/s
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Tokens
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Cost
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Which answer was more useful?
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Full Comparison
| Metric | Top Pick Al Olmo 3.1 32B Think | Mi Phi-3 Mini Instruct 3.8B |
|---|---|---|
| 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 | Microsoft |
| Release Date | Dec 12, 2025 | Apr 23, 2024 |
| Performance & Speed | ||
| Throughput | — | — |
| TTFT | — | — |
| Latency | — | — |
| Composite Indices | ||
| Reasoning Score | 45.6 | 13.0 |
| Intelligence | 8.1 | 4.6 |
| Math | 77.3 | 0.3 |
| Standard Benchmarks | ||
| GPQA | 59.1% | 31.9% |
| MMLU Pro | 76.3% | 43.5% |
| HLE | 6.0% | 4.4% |
| LiveCodeBench | 69.5% | 11.6% |
| MATH 500 | — | 45.7% |
| AIME 2025 | 77.3% | 0.3% |
| AIME (Original) | — | 4.0% |
| SciCode | 29.3% | 9.0% |
| LCR | 0.0% | 2.0% |
| IFBench | 66.0% | 23.9% |
| TAU-bench v2 | 0.0% | 0.0% |
| TerminalBench Hard | 0.0% | 0.0% |
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.
Olmo 3.1 32B Think has the strongest reasoning profile with a 45.6 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
- Complex reasoning tasks
- Research & analysis
Phi-3 Mini Instruct 3.8B
- General-purpose AI
- Versatile applications
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