xAI offers 11 AI models available through API providers. 4 of these are completely free. Pricing starts at $0.20/1M input tokens. Their top-rated model is Grok 4.20 Beta 0309 (Reasoning) with an intelligence score of 48.5.
Total Models
11
Free Models
4
Cheapest Model
$0.20/1M
Top Intelligence
48.5
Showing 11 of 11 models
| Model | Provider | Context | Max Output | Input $/1M | Output $/1M |
|---|---|---|---|---|---|
| Grok 2 (Dec '24) | xAI | N/A | N/A | Free | Free |
| Grok 3 | xAI | 131K | N/A | $3.00 | $15 |
| Grok 3 mini Reasoning (high) | xAI | N/A | N/A | $0.30 | $0.50 |
| Grok 3 Reasoning Beta | xAI | N/A | N/A | Free | Free |
| Grok 4 | xAI | 256K | N/A | $3.00 | $15 |
| Grok 4 Fast (Reasoning) | xAI | N/A | N/A | $0.20 | $0.50 |
| Grok 4.1 Fast (Reasoning) | xAI | N/A | N/A | $0.20 | $0.50 |
| Grok 4.20 Beta 0309 (Reasoning) | xAI | N/A | N/A | $2.00 | $6.00 |
| Grok Beta | xAI | N/A | N/A | Free | Free |
| Grok Code Fast 1 | xAI | 256K | N/A | $0.20 | $1.50 |
| Grok-1 | xAI | N/A | N/A | Free | Free |