GPT-5.5 vs Sonar Pro
Sonar Pro is about 1.9× cheaper than GPT-5.5 on blended token cost ($6 vs $11.25 per 1M).
| Spec | GPT-5.5 | Sonar Pro |
|---|---|---|
| Provider | OpenAI | Perplexity |
| Status | GA | GA |
| Input $/1M | $5 | $3 ◎ |
| Output $/1M | $30 | $15 ◎ |
| Blended $/1M | $11.25 | $6 ◎ |
| Context | 1.1M ◎ | 200K |
| Max output | 128K | — |
| Cutoff | 2025-12-01 | — |
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