Model Comparison
Gemini 2.0 Flash (Feb '25)
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
Lowest Price
Claude Opus 5.5 (Xhigh, Default Fallback)
$4.00/1M input price
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Gemini 2.0 Flash (Feb '25)
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
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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?
EU-hosted open models, one API
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Full Comparison
| Metric | Go Gemini 2.0 Flash (Feb '25) | An Claude Opus 5.5 (Xhigh, Default Fallback) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | — | $4.00/1M |
| Output Cost | — | $20.00/1M |
| Blended (3:1) | — | $8.00/1M |
| Specifications | ||
| Organization | Anthropic | |
| Release Date | Feb 5, 2025 | Sep 22, 2026 |
| Performance & Speed | ||
| Throughput | — | 79.8 tok/s |
| TTFT | — | 145850ms |
| Latency | — | 145850ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | — | 57.4 |
| Intelligence | — | 57.4 |
Key Takeaways
Claude Opus 5.5 (Xhigh, Default Fallback) offers the best value at $4.00/1M,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 2.0 Flash (Feb '25)
- General-purpose AI
- Versatile applications
Claude Opus 5.5 (Xhigh, Default Fallback)
- Cost-sensitive applications
- High-volume processing
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