← All comparisons
| Spec | 🧠 Grok 3 | 🧠 Sonar Pro |
|---|---|---|
| Provider | xAI | Perplexity |
| Category | 🧠 Reasoning | 🧠 Reasoning |
| Parameters | Undisclosed | Undisclosed |
| Context Window | 128K tokens | 200K tokens |
| License | 🔒 proprietary | 🔒 proprietary |
| Input Price | $3 | $3 |
| Output Price | $15 | $15 |
| API Available | ✅ | ✅ |
| Released | Feb 17, 2025 | Feb 1, 2025 |
| Trending Score | 🔥 77 | 🔥 74 |
Grok 3 Strengths
- ✓Real-time X/Twitter data
- ✓Strong reasoning
- ✓Unique personality
- ✓128K context
Sonar Pro Strengths
- ✓Real-time web search
- ✓Automatic citations
- ✓High accuracy
- ✓Good for research
About Grok 3
xAI's conversational AI with real-time X/Twitter integration, strong reasoning, and a personality.
View full details →About Sonar Pro
Perplexity's search-augmented model. Answers questions with real-time web data and source citations.
View full details →❓ Frequently Asked Questions
Which is better, Grok 3 or Sonar Pro?
It depends on your use case. Grok 3 (xAI) has a trending score of 77, while Sonar Pro (Perplexity) scores 74. Grok 3 costs $3 per 1M input tokens. Check the comparison table above for detailed specs.
Is Grok 3 cheaper than Sonar Pro?
Grok 3 costs $3 input / $15 output per 1M tokens, while Sonar Pro costs $3 input / $15 output.
Can I use both Grok 3 and Sonar Pro?
Yes! Many developers use multiple models for different tasks. You might use one for complex reasoning and another for high-volume, cost-sensitive workloads.