Model Comparison
Gemini 4 Carbon (High)
vs. Claude Opus 5.5 (Max, Default Fallback)
Claude Opus 5.5 (Max, 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 4 Carbon (High)5 metric winsStrongest on: Value, TTFT, Latency
Best Value
Gemini 4 Carbon (High)
100.0 value score
59.4 reasoning / $8.00/1M
Lowest Price
Gemini 4 Carbon (High)
$4.00/1M input price
Best Reasoning
Gemini 4 Carbon (High)
59.4 reasoning score
Blends available reasoning benchmarks
Differences That Matter
Best value
Gemini 4 Carbon (High) has the strongest quality-to-price mix at 100.0 out of 100 value points.
Speed gap
Claude Opus 5.5 (Max, Default Fallback) generates about 1.1x as many tokens per second as Gemini 4 Carbon (High).
Reasoning gap
Gemini 4 Carbon (High) leads Claude Opus 5.5 (Max, Default Fallback) by 1.0 points on reasoning.
Top-pick rationale
Gemini 4 Carbon (High) wins 5 measurable categories, including Value, TTFT, Latency, Reasoning.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Gemini 4 Carbon (High)
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Claude Opus 5.5 (Max, Default Fallback)
Anthropic
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
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Full Comparison
| Metric | Top Pick Go Gemini 4 Carbon (High) | An Claude Opus 5.5 (Max, Default Fallback) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $4.00/1M | $4.00/1M |
| Output Cost | $20.00/1M | $20.00/1M |
| Blended (3:1) | $8.00/1M | $8.00/1M |
| Specifications | ||
| Organization | Anthropic | |
| Release Date | Oct 28, 2026 | Sep 22, 2026 |
| Performance & Speed | ||
| Throughput | 92.4 tok/s | 98.2 tok/s |
| TTFT | 100310ms | 663660ms |
| Latency | 100310ms | 663660ms |
| Composite Indices | ||
| Value Score | 100.0 | 98.3 |
| Reasoning Score | 59.4 | 58.4 |
| Intelligence | 59.4 | 58.4 |
Key Takeaways
Gemini 4 Carbon (High) offers the best value at $4.00/1M,making it ideal for high-volume applications and cost-conscious projects.
Gemini 4 Carbon (High) has the strongest reasoning profile with a 59.4 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 4 Carbon (High)
- Cost-sensitive applications
- High-volume processing
- Complex reasoning tasks
- Research & analysis
Claude Opus 5.5 (Max, Default Fallback)
- General-purpose AI
- Versatile applications
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