Model Comparison
Tri-21B-think Preview
vs. Trinity Large Thinking
Comparing 2 AI models · 7 benchmarks · Trillion Labs, Arcee AI
Recommended Pick
ArTrinity Large Thinking9 metric winsStrongest on: Throughput, Reasoning, Intelligence
Lowest Price
Tri-21B-think Preview
$0.00/1M input price
Best Reasoning
Trinity Large Thinking
38.1 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
Price gap
Tri-21B-think Preview is ∞x cheaper on input tokens than Trinity Large Thinking.
Reasoning gap
Trinity Large Thinking leads Tri-21B-think Preview by 13.8 points on reasoning.
Top-pick rationale
Trinity Large Thinking wins 9 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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Trinity Large Thinking
Arcee 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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Which answer was more useful?
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Full Comparison
| Metric | Tr Tri-21B-think Preview | Top Pick Ar Trinity Large Thinking |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $0.23/1M |
| Output Cost | $0.00/1M | $0.88/1M |
| Blended (3:1) | — | $0.40/1M |
| Specifications | ||
| Organization | Trillion Labs | Arcee AI |
| Release Date | Feb 10, 2026 | Apr 1, 2026 |
| Performance & Speed | ||
| Throughput | — | 193.2 tok/s |
| TTFT | — | 719ms |
| Latency | — | 11072ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 24.4 | 38.1 |
| Intelligence | 13.6 | 24.5 |
| Standard Benchmarks | ||
| GPQA | 53.8% | 75.2% |
| HLE | 5.7% | 14.7% |
| SciCode | 17.8% | 36.1% |
| LCR | 14.7% | 33.0% |
| IFBench | 47.1% | 56.3% |
| TAU-bench v2 | 93.3% | 90.1% |
| TerminalBench Hard | 2.3% | 22.7% |
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.
Trinity Large Thinking has the strongest reasoning profile with a 38.1 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
Tri-21B-think Preview
- Cost-sensitive applications
- High-volume processing
Trinity Large Thinking
- Complex reasoning tasks
- Research & analysis
