| Output $/MTok | $8.00 | $1.00 | $2.50 | $30.00 |
|---|---|---|---|---|
| Input $/MTok | $2.00 | $1.00 | $1.25 | $5.00 |
| Cached input $/MTok | $0.5000 | — | $0.2000 | $0.5000 |
| Context window | 1,047,576 | 128,000 | 1,000,000 | 1,050,000 |
| Output cap | 32,768 | 8,000 | 1,000,000 | 128,000 |
| Modalities | in: text, image / out: text | in: text / out: text | in: text, image / out: text | in: text, image / out: text |
| Tool use | ✓ | — | ✓ | ✓ |
| Structured output | ✓ | ✓ | ✓ | ✓ |
| Family | GPT-4.1 | Sonar | Grok 4 | GPT-5.5 |
| Knowledge cutoff | 2024-06-01 | — | — | 2025-12-01 |
| Verified | 2026-07-19 | 2026-07-19 | 2026-07-19 | 2026-07-19 |
| Source | provider page ↗ | provider page ↗ | provider page ↗ | provider page ↗ |
| $/min | $0.005000 |
|---|---|
| $/min batch | — |
| Streaming | ✓ |
| Realtime | ✓ |
| Languages | en |
| Diarization | included |
| TTFW | — |
| Verified | 2026-07-19 |
| Source | provider page ↗ |
| $/1M chars | $15.00 |
|---|---|
| Voice quality | neural |
| Voice cloning | — |
| Voice count | — |
| Languages | en |
| SSML support | — |
| TTFB | — |
| Output formats | — |
| Verified | 2026-07-19 |
| Source | provider page ↗ |