OpenAI: GPT-5.4 Pro vs Perplexity: Sonar Pro Search
Side-by-side comparison of OpenAI: GPT-5.4 Pro and Perplexity: Sonar Pro Search. Compare pricing, context window, capabilities, and find out which is better for your workflow.
Verdict
strong confidenceOpenAI: GPT-5.4 Pro leads overall
OpenAI: GPT-5.4 Pro leads in context window and capabilities and max output, making it the stronger choice for most workflows. Perplexity: Sonar Pro Search remains competitive with advantages in price.
Best for with OpenAI: GPT-5.4 Pro
Best for with Perplexity: Sonar Pro Search
Side-by-side
Technical specifications
| OpenAI: GPT-5.4 Pro | Perplexity: Sonar Pro Search | |
|---|---|---|
| Provider | OpenAI | Perplexity |
| Input price | $30/M | $3/M |
| Output price | $180/M | $15/M |
| Context window | 1.1M | 200K |
| Max output | 128K | 8K |
| Capabilities | Tool useVisionReasoning | VisionReasoning |
| Released | Mar 5, 2026 | Oct 30, 2025 |
Scoring breakdown
How each dimension compares
Price
Perplexity: Sonar Pro Search leadsOpenAI: GPT-5.4 Pro
$180/M tokens
Perplexity: Sonar Pro Search
$15/M tokens
Context Window
OpenAI: GPT-5.4 Pro leadsOpenAI: GPT-5.4 Pro
1.1M tokens
Perplexity: Sonar Pro Search
200K tokens
Capabilities
OpenAI: GPT-5.4 Pro leadsOpenAI: GPT-5.4 Pro
3/4
Perplexity: Sonar Pro Search
2/4
Max Output
OpenAI: GPT-5.4 Pro leadsOpenAI: GPT-5.4 Pro
128K tokens
Perplexity: Sonar Pro Search
8K tokens
Recency
OpenAI: GPT-5.4 Pro
Mar 2026
Perplexity: Sonar Pro Search
Oct 2025
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