| Output $/MTok | $8.00 | $1.00 | $1.50 |
|---|---|---|---|
| Input $/MTok | $2.00 | $1.00 | $0.20 |
| Cached input $/MTok | $0.5000 | — | $0.0200 |
| Context window | 200,000 | 128,000 | 256,000 |
| Output cap | 100,000 | 8,000 | 256,000 |
| Modalities | in: text, image / out: text | in: text / out: text | in: text / out: text |
| Tool use | ✓ | — | ✓ |
| Structured output | ✓ | ✓ | ✓ |
| Family | o-series | Sonar | Grok Code |
| Knowledge cutoff | 2024-06-01 | — | — |
| Verified | 2026-05-17stale 34d | 2026-05-19stale 32d | 2026-05-19stale 32d |
| Source | provider page ↗ | provider page ↗ | provider page ↗ |
| $/1M chars | $30.00 | $30.00 | $25.00 |
|---|---|---|---|
| Voice quality | neural | neural | neural |
| Voice cloning | — | — | ✓ included |
| Voice count | — | 94 | 217 |
| Languages | en, es, de, fr, nl, it, ja | en | en, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or |
| SSML support | — | — | — |
| TTFB | — | 100ms | 200ms |
| Output formats | wav, mp3, linear16, mulaw, alaw, opus | — | pcm, wav, mp3, mulaw |
| Verified | 2026-05-19stale 32d | 2026-05-19stale 32d | 2026-05-19stale 32d |
| Source | provider page ↗ | provider page ↗ | provider page ↗ |