Model comparison
Claude Sonnet 4.6 vs Gemini 3.1 Pro
Anthropic
Claude Sonnet 4.6
The pragmatic default — Claude quality without Opus pricing.
Gemini 3.1 Pro
Google's latest frontier model with expanded reasoning.
Specs
| Metric | Claude Sonnet 4.6 | Gemini 3.1 Pro |
|---|---|---|
| Context window | 1M tokens | 1.0M tokens↑ |
| Input $/1M tokens | $3.00 | $2.00↑ |
| Output $/1M tokens | $15.00 | $12.00↑ |
| Modalities | Text · Image | Audio · File · Image · Text · Video |
| Open weights | No | No |
Key differences
- —Claude Sonnet 4.6 offers 1M context; Gemini 3.1 Pro offers 1.0M.
- —Input pricing: Claude Sonnet 4.6 at $3.00/1M vs Gemini 3.1 Pro at $2.00/1M.