Model Comparison
Gemini 3 Pro Preview (Low)
vs. Claude Opus 5.5 (Xhigh, Default Fallback)
Claude Opus 5.5 (Xhigh, Default Fallback) has not been available at LLMBase since 26 October 2026. Open alternative: DeepSeek V4 Pro →
Comparing 2 AI models · 0 benchmarks · Google, Anthropic
Recommended Pick
GoGemini 3 Pro Preview (Low)3 metric winsStrongest on: Input price, Output price, Blended price
Lowest Price
Gemini 3 Pro Preview (Low)
$2.00/1M input price
Differences That Matter
Price gap
Gemini 3 Pro Preview (Low) is 2.0x cheaper on input tokens than Claude Opus 5.5 (Xhigh, Default Fallback).
Top-pick rationale
Gemini 3 Pro Preview (Low) wins 3 measurable categories, including Input price, Output price, Blended price.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Gemini 3 Pro Preview (Low)
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 (Xhigh, Default Fallback)
Anthropic
TTFT
—
Time
—
tok/s
—
Tokens
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Cost
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Which answer was more useful?
EU-hosted open models, one API
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Full Comparison
| Metric | Top Pick Go Gemini 3 Pro Preview (Low) | An Claude Opus 5.5 (Xhigh, 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 | — | 83.6 tok/s |
| TTFT | — | 149740ms |
| Latency | — | 149740ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | — | 57.4 |
| Intelligence | — | 57.4 |
Key Takeaways
Gemini 3 Pro Preview (Low) offers the best value at $2.00/1M,making it ideal for high-volume applications and cost-conscious projects.
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 (Low)
- Cost-sensitive applications
- High-volume processing
Claude Opus 5.5 (Xhigh, Default Fallback)
- General-purpose AI
- Versatile applications
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