Explore AI
x-ai prices
7 models, with what one long document actually costs.
Prices checked 2026-09-20 yesterday
Buy tokens direct: x-ai console →
“Task” = a 10,000-token document in, a 1,000-token answer out.
| Model | Context | In /M | Out /M | One task |
|---|---|---|---|---|
| SpaceXAI: Grok Build 0.1 | 256k | $1.00 | $2.00 | $0.01 |
| SpaceXAI: Grok 4.3 (batch) | 1000k | $1.00 | $2.00 | $0.01 |
| SpaceXAI: Grok 4.3 | 1000k | $1.25 | $2.50 | $0.02 |
| SpaceXAI: Grok 4.20 Multi-Agent | 2000k | $1.25 | $2.50 | $0.02 |
| SpaceXAI: Grok 4.20 | 2000k | $1.25 | $2.50 | $0.02 |
| SpaceXAI: Grok 4.6 | 500k | $2.00 | $6.00 | $0.03 |
| SpaceXAI: Grok 4.5 | 500k | $2.00 | $6.00 | $0.03 |
Cheapest paid model from this provider: SpaceXAI: Grok Build 0.1 at $1.00 per million input tokens.
Going direct to x-ai usually costs slightly less than going through an aggregator, at the price of a separate account and bill. Worth it at volume; rarely worth it while experimenting.