Key Takeaways
Sonar wins:
- Cheaper input tokens
- Cheaper output tokens
- Faster response time
Sonar Reasoning Pro wins:
- Larger context window
- Higher intelligence benchmark
- Has reasoning mode
Price Advantage
Sonar
Benchmark Advantage
Sonar Reasoning Pro
Context Window
Sonar Reasoning Pro
Speed
Sonar
Pricing Comparison
Price Comparison
| Metric | Sonar | Sonar Reasoning Pro | Winner |
|---|---|---|---|
| Input (per 1M tokens) | $1.00 | $2.00 | Sonar |
| Output (per 1M tokens) | $1.00 | $8.00 | Sonar |
Using a 3:1 input/output ratio, Sonar is 71% cheaper overall.
Sonar Providers
Perplexity $1.00 (Cheapest)
Vercel $1.00 (Cheapest)
Sonar Reasoning Pro Providers
Perplexity $2.00 (Cheapest)
Vercel $2.00 (Cheapest)
Benchmark Comparison
5
Benchmarks Compared
0
Sonar Wins
2
Sonar Reasoning Pro Wins
Benchmark Scores
| Benchmark | Sonar | Sonar Reasoning Pro | Winner |
|---|---|---|---|
Intelligence Index Overall intelligence score | 15.5 | 24.6 | |
MMLU Pro Academic knowledge | 68.9 | - | - |
GPQA Graduate-level science | 47.1 | - | - |
LiveCodeBench Competitive programming | 29.5 | - | - |
AIME Competition math | 48.7 | 79.0 |
Sonar Reasoning Pro wins 2 out of 5 benchmarks.
Cost vs Quality
X-axis:
Y-axis:
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Sonar
Other models
Context & Performance
Context Window
Sonar
127,072
tokens
Sonar Reasoning Pro
128,000
tokens
Sonar Reasoning Pro has a 1% larger context window.
Speed Performance
| Metric | Sonar | Sonar Reasoning Pro | Winner |
|---|---|---|---|
| Tokens/second | 131.1 tok/s | 0.0 tok/s | |
| Time to First Token | 1.38s | 0.00s |
Sonar responds Infinity% faster on average.
Capabilities
Feature Comparison
| Feature | Sonar | Sonar Reasoning Pro |
|---|---|---|
| Vision (Image Input) | ||
| Tool/Function Calls | ||
| Reasoning Mode | ||
| Audio Input | ||
| Audio Output | ||
| PDF Input | ||
| Prompt Caching | ||
| Web Search |
License & Release
| Property | Sonar | Sonar Reasoning Pro |
|---|---|---|
| License | Proprietary | Proprietary |
| Author | Perplexity | Perplexity |
| Released | Jan 2025 | Mar 2025 |
Sonar Modalities
Input
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Output
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Sonar Reasoning Pro Modalities
Input
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Output
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