| Output $/MTok | $8.00 | $4.50 | $4.40 | $1.00 |
|---|---|---|---|---|
| Input $/MTok | $2.00 | $0.75 | $1.10 | $1.00 |
| Cached input $/MTok | $0.5000 | $0.0750 | $0.2750 | — |
| Context window | 200,000 | 400,000 | 200,000 | 128,000 |
| Output cap | 100,000 | 128,000 | 100,000 | 8,000 |
| Modalities | in: text, image / out: text | in: text, image / out: text | in: text, image / out: text | in: text / out: text |
| Tool use | ✓ | ✓ | ✓ | — |
| Structured output | ✓ | ✓ | ✓ | ✓ |
| Family | o-series | GPT-5.4 | o-series | Sonar |
| Knowledge cutoff | 2024-06-01 | 2025-08-31 | 2024-06-01 | — |
| Verified | 2026-07-02 | 2026-07-02 | 2026-07-02 | 2026-07-02 |
| Source | provider page ↗ | provider page ↗ | provider page ↗ | provider page ↗ |
| $/1M chars | $30.00 | $50.00 |
|---|---|---|
| Voice quality | neural | neural |
| Voice cloning | — | ✓ included |
| Voice count | — | — |
| Languages | en, es, de, fr, nl, it, ja | 43+ |
| SSML support | — | ✓ |
| TTFB | — | — |
| Output formats | wav, mp3, linear16, mulaw, alaw, opus | — |
| Verified | 2026-07-02 | 2026-07-02 |
| Source | provider page ↗ | provider page ↗ |