Model Comparison
Step3 VL 10B
vs. Tri-21B-Think
Comparing 2 AI models · 7 benchmarks · StepFun, Trillion Labs
Recommended Pick
StStep3 VL 10B5 metric winsStrongest on: Reasoning, GPQA, HLE
Lowest Price
Step3 VL 10B
$0.00/1M input price
Best Reasoning
Step3 VL 10B
29.6 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
Step3 VL 10B leads Tri-21B-Think by 3.4 points on reasoning.
Top-pick rationale
Step3 VL 10B wins 5 measurable categories, including Reasoning, GPQA, HLE, SciCode.
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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Time
—
tok/s
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Tokens
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Cost
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Tri-21B-Think
Trillion Labs
TTFT
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Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | Top Pick St Step3 VL 10B | Tr Tri-21B-Think |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.00/1M |
| Output Cost | $0.00/1M | $0.00/1M |
| Specifications | ||
| Organization | StepFun | Trillion Labs |
| Release Date | Jan 20, 2026 | Feb 10, 2026 |
| Performance & Speed | ||
| Throughput | — | — |
| TTFT | — | — |
| Latency | — | — |
| Composite Indices | ||
| Reasoning Score | 29.6 | 26.2 |
| Intelligence | 9.5 | 12.4 |
| Standard Benchmarks | ||
| GPQA | 69.0% | 60.1% |
| HLE | 10.2% | 6.1% |
| SciCode | 31.1% | 17.4% |
| LCR | 0.0% | 11.0% |
| IFBench | 50.2% | 54.6% |
| TAU-bench v2 | 16.1% | 81.0% |
| TerminalBench Hard | 5.3% | 0.8% |
Key Takeaways
Step3 VL 10B offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Step3 VL 10B has the strongest reasoning profile with a 29.6 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
- Cost-sensitive applications
- High-volume processing
- Complex reasoning tasks
- Research & analysis
Tri-21B-Think
- General-purpose AI
- Versatile applications
