Model Comparison
Gemini 3 Pro Preview (High)
vs. Claude Opus 5.5 (Max, Default Fallback)
Comparing 2 AI models · 0 benchmarks · Google, Anthropic
Recommended Pick
AnClaude Opus 5.5 (Max, Default Fallback)3 metric winsStrongest on: Value, Reasoning, Intelligence
Best Value
Claude Opus 5.5 (Max, Default Fallback)
100.0 value score
57.6 reasoning / $8.00/1M
Lowest Price
Gemini 3 Pro Preview (High)
$2.00/1M input price
Best Reasoning
Claude Opus 5.5 (Max, Default Fallback)
57.6 reasoning score
Blends available reasoning benchmarks
Differences That Matter
Best value
Claude Opus 5.5 (Max, Default Fallback) has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
Gemini 3 Pro Preview (High) is 2.0x cheaper on input tokens than Claude Opus 5.5 (Max, Default Fallback).
Reasoning gap
Claude Opus 5.5 (Max, Default Fallback) leads Gemini 3 Pro Preview (High) by 29.6 points on reasoning.
Top-pick rationale
Claude Opus 5.5 (Max, Default Fallback) wins 3 measurable categories, including Value, Reasoning, Intelligence.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Gemini 3 Pro Preview (High)
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 5.5 (Max, Default Fallback)
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 | Go Gemini 3 Pro Preview (High) | Top Pick An Claude Opus 5.5 (Max, Default Fallback) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $2.00/1M | $4.00/1M |
| Output Cost | $12.00/1M | $20.00/1M |
| Blended (3:1) | $4.50/1M | $8.00/1M |
| Specifications | ||
| Organization | Anthropic | |
| Release Date | Nov 18, 2025 | Sep 22, 2026 |
| Performance & Speed | ||
| Throughput | — | 92.0 tok/s |
| TTFT | — | 723150ms |
| Latency | — | 723150ms |
| Composite Indices | ||
| Value Score | 86.4 | 100.0 |
| Reasoning Score | 28.0 | 57.6 |
| Intelligence | 28.0 | 57.6 |
Key Takeaways
Gemini 3 Pro Preview (High) offers the best value at $2.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Claude Opus 5.5 (Max, Default Fallback) has the strongest reasoning profile with a 57.6 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
Gemini 3 Pro Preview (High)
- Cost-sensitive applications
- High-volume processing
Claude Opus 5.5 (Max, Default Fallback)
- Complex reasoning tasks
- Research & analysis
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