Model Comparison
Gemini 3.1 Pro Preview
vs. Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)
Comparing 2 AI models · 7 benchmarks · Google, Anthropic
Recommended Pick
GoGemini 3.1 Pro Preview8 metric winsStrongest on: Value, Input price, Output price
Best Value
Gemini 3.1 Pro Preview
100.0 value score
61.8 reasoning / $4.50/1M
Lowest Price
Gemini 3.1 Pro Preview
$2.00/1M input price
Best Reasoning
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)
68.8 reasoning score
Blends available reasoning benchmarks
Best for Coding
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)
77.0 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Best value
Gemini 3.1 Pro Preview has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
Gemini 3.1 Pro Preview is 2.5x cheaper on input tokens than Claude Opus 5 (Adaptive Reasoning, Xhigh Effort).
Speed gap
Gemini 3.1 Pro Preview generates about 2.2x as many tokens per second as Claude Opus 5 (Adaptive Reasoning, Xhigh Effort).
Reasoning gap
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort) leads Gemini 3.1 Pro Preview by 7.0 points on reasoning.
Coding gap
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort) leads Gemini 3.1 Pro Preview by 8.2 points on coding.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
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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Claude Opus 5 (Adaptive Reasoning, Xhigh 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 | Top Pick Go Gemini 3.1 Pro Preview | An Claude Opus 5 (Adaptive Reasoning, Xhigh Effort) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $2.00/1M | $5.00/1M |
| Output Cost | $12.00/1M | $25.00/1M |
| Blended (3:1) | $4.50/1M | $10.00/1M |
| Specifications | ||
| Organization | Anthropic | |
| Release Date | Feb 19, 2026 | Jul 24, 2026 |
| Performance & Speed | ||
| Throughput | 132.2 tok/s | 60.4 tok/s |
| TTFT | 30979ms | 22558ms |
| Latency | 30979ms | 22558ms |
| Composite Indices | ||
| Value Score | 100.0 | 50.1 |
| Reasoning Score | 61.8 | 68.8 |
| Intelligence | 46.5 | 60.1 |
| Coding | 68.8 | 77.0 |
| Standard Benchmarks | ||
| GPQA | 94.1% | 93.7% |
| HLE | 44.7% | 52.5% |
| SciCode | 58.9% | 55.0% |
| LCR | 72.7% | 68.7% |
| IFBench | 77.1% | — |
| TAU-bench v2 | 95.6% | — |
| TerminalBench Hard | 53.8% | — |
Key Takeaways
Gemini 3.1 Pro Preview offers the best value at $2.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort) has the strongest reasoning profile with a 68.8 reasoning score,combining the available reasoning-heavy benchmarks.
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort) reaches a 77.0 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
Gemini 3.1 Pro Preview
- Cost-sensitive applications
- High-volume processing
Claude Opus 5 (Adaptive Reasoning, Xhigh Effort)
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
