Grok 4.1 API pricing
xAI's flagship model. Available at listed at platform rate (no published official USD price).
| Route | Input / 1M | Output / 1M |
|---|---|---|
| Platform rate | $1 | $5 |
USD, standard tier, verified 2026-09-16.
Check live rates on the platform →Free to sign up · $1 minimum top-up · No prepayment
Specifications
| Vendor | xAI |
| Context window | — |
| Max output | — |
| Category | US frontier |
What Grok 4.1 costs at your volume
Use the calculator to put your real token numbers against these rates.
Setting it up
- Claude Code — set the base URL via environment variables
- Cursor — override the API endpoint in settings
- OpenAI / Anthropic SDK — one
base_urlargument