Using the API
Use the Chat completion API to call xAI models. See the pricing page for details.xAI (Grok) models comparison
| Feature | Grok 3 Beta | Grok Beta |
|---|---|---|
| Description | Latest beta model | Stable model |
| Best for | Complex reasoning, creative tasks | General reasoning, analysis |
| Vision capability | No | No |
| Tool calls | No | No |
| Context window | 128K tokens | 128K tokens |
| Max output | 15K tokens | 15K tokens |
| Knowledge cutoff | Not disclosed | Not disclosed |
| API model key | x-ai/grok-3-beta | x-ai/grok-betaGrok-beta |
Notes
- Grok 3 Beta is the latest beta version, suitable for scenarios requiring the newest capabilities.
- Grok Beta is the stable version, recommended for production use.
- For more details, visit xAI Grok。