Model Comparison
Llama 3.1 Tulu3 405B
vs. Claude Opus 5 (Adaptive Reasoning, Max Effort)
Comparing 2 AI models · 0 benchmarks · Allen Institute for AI, Anthropic
Recommended Pick
AnClaude Opus 5 (Adaptive Reasoning, Max Effort)2 metric winsStrongest on: Reasoning, Intelligence
Lowest Price
Claude Opus 5 (Adaptive Reasoning, Max Effort)
$5.00/1M input price
Best Reasoning
Claude Opus 5 (Adaptive Reasoning, Max Effort)
63.1 reasoning score
Blends available reasoning benchmarks
Best for Coding
Claude Opus 5 (Adaptive Reasoning, Max Effort)
78.0 coding index
Differences That Matter
Reasoning gap
Claude Opus 5 (Adaptive Reasoning, Max Effort) leads Llama 3.1 Tulu3 405B by 55.0 points on reasoning.
Top-pick rationale
Claude Opus 5 (Adaptive Reasoning, Max Effort) 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.
Llama 3.1 Tulu3 405B
Allen Institute for 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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Claude Opus 5 (Adaptive Reasoning, Max Effort)
Anthropic
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 | Al Llama 3.1 Tulu3 405B | Top Pick An Claude Opus 5 (Adaptive Reasoning, Max Effort) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | — | $5.00/1M |
| Output Cost | — | $25.00/1M |
| Blended (3:1) | — | $10.00/1M |
| Specifications | ||
| Organization | Allen Institute for AI | Anthropic |
| Release Date | Jan 30, 2025 | Jul 24, 2026 |
| Performance & Speed | ||
| Throughput | — | 54.5 tok/s |
| TTFT | — | 42340ms |
| Latency | — | 42340ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 8.1 | 63.1 |
| Intelligence | 8.1 | 63.1 |
| Coding | — | 78.0 |
Key Takeaways
Claude Opus 5 (Adaptive Reasoning, Max Effort) offers the best value at $5.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Claude Opus 5 (Adaptive Reasoning, Max Effort) has the strongest reasoning profile with a 63.1 reasoning score,combining the available reasoning-heavy benchmarks.
Claude Opus 5 (Adaptive Reasoning, Max Effort) reaches a 78.0 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
Llama 3.1 Tulu3 405B
- General-purpose AI
- Versatile applications
Claude Opus 5 (Adaptive Reasoning, Max Effort)
- Cost-sensitive applications
- High-volume processing
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
