Key Takeaways
Claude Opus 4.6 wins:
- Better at coding
Gemini 3 Pro Preview wins:
- Cheaper input tokens
- Cheaper output tokens
- Larger context window
- Faster response time
- Higher intelligence benchmark
- Better at math
- Has reasoning mode
- Supports tool calls
Price Advantage
Gemini 3 Pro Preview
Benchmark Advantage
Gemini 3 Pro Preview
Context Window
Gemini 3 Pro Preview
Speed
Gemini 3 Pro Preview
Pricing Comparison
Price Comparison
| Metric | Claude Opus 4.6 | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $5.00 | $2.00 | Gemini 3 Pro Preview |
| Output (per 1M tokens) | $25.00 | $12.00 | Gemini 3 Pro Preview |
| Cache Read (per 1M) | $500000.00 | $200000.00 | Gemini 3 Pro Preview |
| Cache Write (per 1M) | $6250000.00 | $375000.00 | Gemini 3 Pro Preview |
Using a 3:1 input/output ratio, Gemini 3 Pro Preview is 55% cheaper overall.
Claude Opus 4.6 Providers
Amazon Bedrock $5.00 (Cheapest)
Anthropic $5.00 (Cheapest)
Gemini 3 Pro Preview Providers
Google AI Studio $2.00 (Cheapest)
Google $2.00 (Cheapest)
Benchmark Comparison
6
Benchmarks Compared
1
Claude Opus 4.6 Wins
2
Gemini 3 Pro Preview Wins
Benchmark Scores
| Benchmark | Claude Opus 4.6 | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 46.4 | 48.4 | |
Coding Index Code generation & understanding | 47.6 | 46.5 | |
Math Index Mathematical reasoning | - | 95.7 | - |
MMLU Pro Academic knowledge | - | 89.8 | - |
GPQA Graduate-level science | 84.0 | 90.8 | |
LiveCodeBench Competitive programming | - | 91.7 | - |
Gemini 3 Pro Preview shows stronger mathematical reasoning abilities.
Cost vs Quality
X-axis:
Y-axis:
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Other models
Context & Performance
Context Window
Claude Opus 4.6
1,000,000
tokens
Max output: 128,000 tokens
Gemini 3 Pro Preview
1,048,576
tokens
Max output: 65,536 tokens
Gemini 3 Pro Preview has a 5% larger context window.
Speed Performance
| Metric | Claude Opus 4.6 | Gemini 3 Pro Preview | Winner |
|---|---|---|---|
| Tokens/second | 0.0 tok/s | 123.8 tok/s | |
| Time to First Token | 0.00s | 31.58s |
Gemini 3 Pro Preview responds Infinity% faster on average.
Capabilities
Feature Comparison
| Feature | Claude Opus 4.6 | Gemini 3 Pro Preview |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Claude Opus 4.6 | Gemini 3 Pro Preview |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | Anthropic | |
| Released | Feb 2026 | Nov 2025 |
Claude Opus 4.6 Modalities
Input
textimage
Output
text
Gemini 3 Pro Preview Modalities
Input
textimagefileaudiovideo
Output
text