Model Comparison
Reka Flash 3
vs. Llama 3.1 Tulu3 405B
Comparing 2 AI models · 12 benchmarks · Reka AI, Allen Institute for AI
Recommended Pick
AlLlama 3.1 Tulu3 405B7 metric winsStrongest on: Input price, Output price, TTFT
Lowest Price
Llama 3.1 Tulu3 405B
$0.00/1M input price
Best Reasoning
Reka Flash 3
38.4 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
Llama 3.1 Tulu3 405B is ∞x cheaper on input tokens than Reka Flash 3.
Reasoning gap
Reka Flash 3 leads Llama 3.1 Tulu3 405B by 7.5 points on reasoning.
Top-pick rationale
Llama 3.1 Tulu3 405B wins 7 measurable categories, including Input price, Output price, TTFT, Latency.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Reka Flash 3
Reka AI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Llama 3.1 Tulu3 405B
Allen Institute for AI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | Re Reka Flash 3 | Top Pick Al Llama 3.1 Tulu3 405B |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.20/1M | $0.00/1M |
| Output Cost | $0.80/1M | $0.00/1M |
| Blended (3:1) | $0.35/1M | — |
| Specifications | ||
| Organization | Reka AI | Allen Institute for AI |
| Release Date | Mar 10, 2025 | Jan 30, 2025 |
| Performance & Speed | ||
| Throughput | 95.7 tok/s | — |
| TTFT | 84123ms | — |
| Latency | 105029ms | — |
| Composite Indices | ||
| Value Score | 100.0 | — |
| Reasoning Score | 38.4 | 30.8 |
| Intelligence | 3.7 | 8.1 |
| Math | 33.7 | — |
| Standard Benchmarks | ||
| GPQA | 52.9% | 51.6% |
| MMLU Pro | 66.9% | 71.6% |
| HLE | 4.4% | 3.3% |
| LiveCodeBench | 43.5% | 29.1% |
| MATH 500 | 89.3% | 77.8% |
| AIME 2025 | 33.7% | — |
| AIME (Original) | 51.0% | 13.3% |
| SciCode | 26.7% | 30.2% |
| LCR | 0.0% | — |
| IFBench | 30.4% | — |
| TAU-bench v2 | 0.0% | — |
| TerminalBench Hard | 0.0% | — |
Key Takeaways
Llama 3.1 Tulu3 405B offers the best value at $0.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Reka Flash 3 has the strongest reasoning profile with a 38.4 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
Reka Flash 3
- Complex reasoning tasks
- Research & analysis
Llama 3.1 Tulu3 405B
- Cost-sensitive applications
- High-volume processing
