Model Comparison
Tri-21B-think Preview
vs. Gemini 3.1 Pro Preview
Comparing 2 AI models · 7 benchmarks · Trillion Labs, Google
Recommended Pick
GoGemini 3.1 Pro Preview10 metric winsStrongest on: Throughput, Reasoning, Intelligence
Lowest Price
Tri-21B-think Preview
$0.00/1M input price
Best Reasoning
Gemini 3.1 Pro Preview
61.8 reasoning score
Blends available reasoning benchmarks
Best for Coding
Gemini 3.1 Pro Preview
68.8 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Price gap
Tri-21B-think Preview is ∞x cheaper on input tokens than Gemini 3.1 Pro Preview.
Reasoning gap
Gemini 3.1 Pro Preview leads Tri-21B-think Preview by 37.4 points on reasoning.
Top-pick rationale
Gemini 3.1 Pro Preview wins 10 measurable categories, including Throughput, Reasoning, Intelligence, GPQA.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Tri-21B-think Preview
Trillion Labs
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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Gemini 3.1 Pro Preview
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?
Chat with leading AI models
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EU-hosted inference
Servers in Germany & Finland. Designed to meet strict GDPR and ISO 27001 compliance requirements.
Full Comparison
| Metric | Tr Tri-21B-think Preview | Top Pick Go Gemini 3.1 Pro Preview |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $2.00/1M |
| Output Cost | $0.00/1M | $12.00/1M |
| Blended (3:1) | — | $4.50/1M |
| Specifications | ||
| Organization | Trillion Labs | |
| Release Date | Feb 10, 2026 | Feb 19, 2026 |
| Performance & Speed | ||
| Throughput | — | 139.5 tok/s |
| TTFT | — | 24346ms |
| Latency | — | 24346ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 24.4 | 61.8 |
| Intelligence | 13.6 | 46.5 |
| Coding | — | 68.8 |
| Standard Benchmarks | ||
| GPQA | 53.8% | 94.1% |
| HLE | 5.7% | 44.7% |
| SciCode | 17.8% | 58.9% |
| LCR | 14.7% | 72.7% |
| IFBench | 47.1% | 77.1% |
| TAU-bench v2 | 93.3% | 95.6% |
| TerminalBench Hard | 2.3% | 53.8% |
Key Takeaways
Tri-21B-think Preview offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Gemini 3.1 Pro Preview has the strongest reasoning profile with a 61.8 reasoning score,combining the available reasoning-heavy benchmarks.
Gemini 3.1 Pro Preview reaches a 68.8 coding index,making it the top choice for software development and code generation tasks.
All models support context windows of ∞+ tokens,suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Tri-21B-think Preview
- Cost-sensitive applications
- High-volume processing
Gemini 3.1 Pro Preview
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
