Grok 3 vs Grok 4
Sample workload: short support reply (~512 output tokens). Open the calculator for your own prompt.
| Field | Grok 3 | Grok 4 |
|---|---|---|
| Provider | xAI | xAI |
| Accuracy | Approx | Approx |
| Input / 1M | $3.00/1M | $3.00/1M |
| Output / 1M | $15.00/1M | $15.00/1M |
| Sample input tokens | 25 | 25 |
| Sample request cost | $0.007755 | $0.007755 |
| Pages | Model page | Model page |
Try your own prompt
Sample costs above use a fixed support-chat prompt. For your text, open the main calculator with either model preselected.
Grok 3 in calculator · Grok 4 in calculator · Count tokens (Grok 3) · Count tokens (Grok 4) · All comparisons
How LLM pricing works · Exact vs Approx · Grok 3 page · Grok 4 page