LLM Comparison
Gemma 4 31B vs Sonar Reasoning Pro
Side-by-side specs, pricing & capabilities · Updated October 2026
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2/6 modelsSame tier:
| Organization | ||
| OpenTools Score | 41 | 49 9.8 |
| Family | Gemma | Sonar |
| Status | Current | Current |
| Release Date | Apr 2026 | Mar 2025 |
| Context Window | 262K tokens | 128K tokens |
| Input Price | — | $2.00/M tokens |
| Output Price | — | $8.00/M tokens |
| Pricing Notes | Free tier available on OpenRouter with rate limits | — |
| Capabilities | textvisionvideocode | textvisioncodeextended-thinking |
| Max Output | 33K tokens | — |
| API Identifier | google/gemma-4-31b-it:free | perplexity/sonar-reasoning-pro |
| Benchmarks | ||
| Artificial Analysis Intelligence Index v4.3 | 15.4157artificial-analysis | — |
| GPQA Diamond | 85.6566artificial-analysis | 62.3perplexity |
| SciCode | 45.4861artificial-analysis | — |
| Terminal-Bench 2.1 | 43.4457artificial-analysis | — |
| MATH-500 | — | 92.1perplexity |
| AIME | — | 77perplexity |
| MMLU Pro | — | 79perplexity |
| View Gemma 4 31B | View Sonar Reasoning Pro | |
Gemma 4 31B
Gemma 4 31B is a multimodal llm from Google. Supports up to 262,144 token context window. Available free with rate limits on OpenRouter.
Perplexity AI
Sonar Reasoning Pro
Sonar Reasoning Pro is a multimodal llm from Perplexity AI. Supports up to 128,000 token context window. Achieves 83.0% on MMLU. Available from $2.00/M input tokens.
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