Models / xAI
Lab
xAI
13 text models.10 have a price and a context window.
| Model | Input / 1M | Output / 1M | Context | Price basis |
|---|---|---|---|---|
| Grok 4.1 Fast | $0.20 | $0.50 | 2,000,000 | median-provider |
| Grok 4.1 Fast (Reasoning) | $0.20 | $0.50 | 2,000,000 | median-provider |
| Grok 4.20 (Non-Reasoning) | $1.25 | $2.50 | 1,000,000 | first-party |
| Grok 4.20 (Reasoning) | $1.25 | $2.50 | 1,000,000 | first-party |
| Grok 4.3 | $1.25 | $2.50 | 1,000,000 | first-party |
| Grok 4.5 | $2.00 | $6.00 | 500,000 | first-party |
| Grok 4.6 | $2.00 | $6.00 | 500,000 | first-party |
| Grok 4.7 | $2.00 | $6.00 | 500,000 | first-party |
| Grok Build 0.1 | $1.00 | $2.00 | 256,000 | first-party |
| Grok Voice STT 1.0 | — | — | 15,000 | unavailable |
| X-Ai/Grok-4-Fast-Non-Reasoning | $0.20 | $0.50 | 2,000,000 | median-provider |
| X-Ai/Grok-4-Fast-Reasoning | — | — | 2,000,000 | unavailable |
| x-AI/Grok-Code-Fast 1 | — | — | 256,000 | unavailable |