Model Comparison
Gemini 2.5 Pro
vs. Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)
Comparing 2 AI models · 0 benchmarks · Google, Anthropic
Recommended Pick
AnClaude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)4 metric winsStrongest on: Value, Throughput, Reasoning
Best Value
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)
100.0 value score
56.0 reasoning / $4.00/1M
Lowest Price
Gemini 2.5 Pro
$1.25/1M input price
Best Reasoning
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)
56.0 reasoning score
Blends available reasoning benchmarks
Best for Coding
Gemini 2.5 Pro
33.3 coding index
Differences That Matter
Best value
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) has the strongest quality-to-price mix at 100.0 out of 100 value points.
Price gap
Gemini 2.5 Pro is 1.6x cheaper on input tokens than Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback).
Speed gap
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) generates about 1.1x as many tokens per second as Gemini 2.5 Pro.
Reasoning gap
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) leads Gemini 2.5 Pro by 39.9 points on reasoning.
Top-pick rationale
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) wins 4 measurable categories, including Value, Throughput, Reasoning, Intelligence.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Gemini 2.5 Pro
TTFT
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Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)
Anthropic
TTFT
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Which answer was more useful?
Secure AI Chat made in Europe
Use Claude, ChatGPT, Gemini alongside with EU-Hosted Models like Deepseek, Qwen & Kimi.
EU-hosted inference
Servers in Germany & Finland. Designed to meet strict GDPR and ISO 27001 compliance requirements.
Full Comparison
| Metric | Go Gemini 2.5 Pro | Top Pick An Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $1.25/1M | $2.00/1M |
| Output Cost | $10.00/1M | $10.00/1M |
| Blended (3:1) | $3.44/1M | $4.00/1M |
| Specifications | ||
| Organization | Anthropic | |
| Release Date | Jun 5, 2025 | Sep 28, 2026 |
| Performance & Speed | ||
| Throughput | 121.7 tok/s | 137.6 tok/s |
| TTFT | 22310ms | 407240ms |
| Latency | 22310ms | 407240ms |
| Composite Indices | ||
| Value Score | 33.5 | 100.0 |
| Reasoning Score | 16.1 | 56.0 |
| Intelligence | 16.1 | 56.0 |
| Coding | 33.3 | — |
Key Takeaways
Gemini 2.5 Pro offers the best value at $1.25/1M,making it ideal for high-volume applications and cost-conscious projects.
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback) has the strongest reasoning profile with a 56.0 reasoning score,combining the available reasoning-heavy benchmarks.
Gemini 2.5 Pro reaches a 33.3 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 2.5 Pro
- Cost-sensitive applications
- High-volume processing
- Code generation
- Software development
Claude Sonnet 5.5 (Adaptive Reasoning, Max Effort, Default Fallback)
- Complex reasoning tasks
- Research & analysis
