Model Comparison
Step3 VL 10B
vs. Tri-21B-think Preview
Comparing 2 AI models · 0 benchmarks · StepFun, Trillion Labs
Recommended Pick
TrTri-21B-think Preview2 metric winsStrongest on: Reasoning, Intelligence
Best Reasoning
Tri-21B-think Preview
13.6 reasoning score
Blends available reasoning benchmarks
Differences That Matter
Reasoning gap
Tri-21B-think Preview leads Step3 VL 10B by 4.3 points on reasoning.
Top-pick rationale
Tri-21B-think Preview wins 2 measurable categories, including Reasoning, Intelligence.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Step3 VL 10B
StepFun
TTFT
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tok/s
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Cost
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Tri-21B-think Preview
Trillion Labs
TTFT
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Time
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tok/s
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Which answer was more useful?
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Full Comparison
| Metric | St Step3 VL 10B | Top Pick Tr Tri-21B-think Preview |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | — | — |
| Output Cost | — | — |
| Specifications | ||
| Organization | StepFun | Trillion Labs |
| Release Date | Jan 20, 2026 | Feb 10, 2026 |
| Performance & Speed | ||
| Throughput | — | — |
| TTFT | — | — |
| Latency | — | — |
| Composite Indices | ||
| Reasoning Score | 9.3 | 13.6 |
| Intelligence | 9.3 | 13.6 |
Key Takeaways
Tri-21B-think Preview has the strongest reasoning profile with a 13.6 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
Step3 VL 10B
- General-purpose AI
- Versatile applications
Tri-21B-think Preview
- Complex reasoning tasks
- Research & analysis
