GPT-5.6 Sol vs Sonar Pro
Sonar Pro is about 1.3× cheaper than GPT-5.6 Sol on blended token cost ($6 vs $8 per 1M). GPT-5.6 Sol (OpenAI) is $8/1M blended, 1.1M context. Sonar Pro (Perplexity) is $6/1M blended, 200K context.
Last verified: 26 Sep 2026 · prices from official provider documentation
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| Spec | GPT-5.6 Sol | Sonar Pro |
|---|---|---|
| Provider | OpenAI | Perplexity |
| Status | GA | GA |
| Input $/1M | $4 | $3 ◎ |
| Output $/1M | $20 | $15 ◎ |
| Blended $/1M | $8 | $6 ◎ |
| Context | 1.1M ◎ | 200K |
| Max output | 128K | — |
| Cutoff | 2026-02-16 | — |
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