Grok 4.5 vs Sonar Pro
Grok 4.5 is about 2.0× cheaper than Sonar Pro on blended token cost ($3 vs $6 per 1M). Grok 4.5 (xAI) is $3/1M blended, 500K context. Sonar Pro (Perplexity) is $6/1M blended, 200K context.
Last verified: 13 Aug 2026 · prices from official provider documentation
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| Spec | Grok 4.5 | Sonar Pro |
|---|---|---|
| Provider | xAI | Perplexity |
| Status | GA | GA |
| Input $/1M | $2 ◎ | $3 |
| Output $/1M | $6 ◎ | $15 |
| Blended $/1M | $3 ◎ | $6 |
| Context | 500K ◎ | 200K |
| Max output | — | — |
| Cutoff | — | — |
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