| Output $/MTok | $6.00 | $8.00 | $15.00 |
|---|---|---|---|
| Input $/MTok | $2.00 | $2.00 | $3.00 |
| Cached input $/MTok | $0.3000 | $0.5000 | — |
| Context window | 500,000 | 200,000 | 200,000 |
| Output cap | 500,000 | 100,000 | 8,000 |
| Modalities | in: text, image / out: text | in: text, image / out: text | in: text / out: text |
| Tool use | ✓ | ✓ | — |
| Structured output | ✓ | ✓ | ✓ |
| Family | Grok 4 | o-series | Sonar |
| Knowledge cutoff | 2026-02-01 | 2024-06-01 | — |
| Verified | 2026-07-19 | 2026-07-19 | 2026-07-19 |
| Source | provider page ↗ | provider page ↗ | provider page ↗ |
| $/1M chars | $30.00 | $50.00 | $50.00 |
|---|---|---|---|
| Voice quality | neural | neural | neural |
| Voice cloning | — | ✓ included | ✓ included |
| Voice count | 94 | — | — |
| Languages | en | English | en, fr, de, es, pt, zh, ja, hi, ko |
| SSML support | — | — | — |
| TTFB | 37ms | 75ms | 40ms |
| Output formats | — | — | — |
| Verified | 2026-07-19 | 2026-07-19 | 2026-07-19 |
| Source | provider page ↗ | provider page ↗ | provider page ↗ |