| Output $/MTok | $0.60 | $1.50 |
|---|---|---|
| Input $/MTok | $0.15 | $0.20 |
| Cached input $/MTok | $0.0750 | $0.0200 |
| Context window | 128,000 | 256,000 |
| Output cap | 16,384 | 256,000 |
| Modalities | in: text, image / out: text | in: text / out: text |
| Tool use | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Family | GPT-4o | Grok Code |
| Knowledge cutoff | 2023-10-01 | — |
| Verified | 2026-05-17 | 2026-05-19 |
| Source | provider page ↗ | provider page ↗ |
| $/1M chars | $50.00 | $30.00 |
|---|---|---|
| Voice quality | neural | neural |
| Voice cloning | ✓ included | — |
| Voice count | — | — |
| Languages | 15+ | en, es, de, fr, nl, it, ja |
| SSML support | — | — |
| TTFB | 90ms | — |
| Output formats | — | wav, mp3, linear16, mulaw, alaw, opus |
| Verified | 2026-05-19 | 2026-05-19 |
| Source | provider page ↗ | provider page ↗ |