xAI pricing
xAI
xAI API pricing: every model, per million tokens
What xAI costs to use and what it costs to build on, each figure carrying the day it was read.
xAIxAI API rates
Billed per token and charged separately from any subscription. Read from the provider’s live catalogue every three hours.
Per model, cheapest first
| Model | Input / 1M | Output / 1M | Context |
|---|---|---|---|
| Grok Build 0.1 | $1.00 | $2.00 | 256,000 |
| Grok 4.3 | $1.25 | $2.50 | 1,000,000 |
| Grok 4.20 | $1.25 | $2.50 | 2,000,000 |
| Grok 4.20 Multi-Agent | $1.25 | $2.50 | 2,000,000 |
| Grok 4.7 | $2.00 | $6.00 | 500,000 |
| Grok 4.6 | $2.00 | $6.00 | 500,000 |
| Grok 4.5 | $2.00 | $6.00 | 500,000 |
| Grok Latest | $2.00 | $6.00 | 500,000 |
Questions
- How much does the xAI API cost?
- xAI models range from $1.00 per million input tokens (Grok Build 0.1) upwards. Every model's input and output rate is listed on this page, confirmed and dated.
- How often do xAI prices change?
- Catalogue prices are re-read every three hours, so a change appears the same day it is published.
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