| Output $/MTok | $1.50 | $1.00 | $4.40 |
|---|---|---|---|
| Input $/MTok | $0.20 | $1.00 | $1.10 |
| Cached input $/MTok | $0.0200 | — | $0.2750 |
| Context window | 256,000 | 128,000 | 200,000 |
| Output cap | 256,000 | 8,000 | 100,000 |
| Modalities | in: text / out: text | in: text / out: text | in: text, image / out: text |
| Tool use | ✓ | — | ✓ |
| Structured output | ✓ | ✓ | ✓ |
| Family | Grok Code | Sonar | o-series |
| Knowledge cutoff | — | — | 2024-06-01 |
| Verified | 2026-05-19 | 2026-05-19 | 2026-05-17 |
| Source | provider page ↗ | provider page ↗ | provider page ↗ |
| $/1M chars | $50.00 | $50.00 | $30.00 |
|---|---|---|---|
| Voice quality | neural | neural | neural |
| Voice cloning | ✓ included | ✓ included | — |
| Voice count | — | — | 94 |
| Languages | 15+ | 31+ | en |
| SSML support | — | — | — |
| TTFB | 90ms | — | 100ms |
| Output formats | — | — | — |
| Verified | 2026-05-19 | 2026-05-19 | 2026-05-19 |
| Source | provider page ↗ | provider page ↗ | provider page ↗ |