Claude Sonnet 5 vs Gemma 3 12B
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for Claude Sonnet 5 and Gemma 3 12B.
Claude Sonnet 5
Sonnet 5 is Anthropic's most capable Sonnet-class model, with frontier performance across coding, agents, and professional work. It supports adaptive thinking with selectable reasoning effort levels (low, medium, high, max,...
Gemma 3 12B
Gemma 3 introduces multimodality, supporting vision-language input and text outputs. It handles context windows up to 128k tokens, understands over 140 languages, and offers improved math, reasoning, and chat capabilities,...
Technical Specifications
| Specification | Claude Sonnet 5 | Gemma 3 12B |
|---|---|---|
| Provider | Anthropic | |
| Context Window | 1,000,000 tokens | 131,072 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | beta | stable |
| API Available | Yes | Yes |
| Released Date | 2026-06-30 | 2025-03-13 |
API Pricing Comparison
Input Price per Million Tokens
Claude Sonnet 5
$2.00
Gemma 3 12B
$0.05
Output Price per Million Tokens
Claude Sonnet 5
$10.00
Gemma 3 12B
$0.15
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Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
Claude Sonnet 5 Quirks & Gotchas
No developer gotchas reported.
Gemma 3 12B Quirks & Gotchas
No developer gotchas reported.