xAI
Commercial provider · 4 models tracked · Founded 2023
Maker of Grok models. Current flagship Grok 4.3 offers 1M context at $1.25/$2.50 per 1M tokens — strong value.
xAI pricing at a glanceAugust 2026 · $ per 1M tokens
xAI API pricing (August 2026): 4 current models range from $1.00 to $2.00 per 1M input tokens and $2.00 to $6.00 per 1M output tokens. The cheapest paid model is Grok Build 0.1 at $1.00/1M input; the priciest is Grok 4.5 at $2.00/1M input / $6.00 output. Every price links to xAI's official pricing page and refreshes twice daily.
Models4
Input range$1.00–$2.00
Output range$2.00–$6.00
Cached-input tiers1
Today's xAI prices
4 models · cheapest blended firstSorted by blended cost (cheapest first). Prices per 1M tokens, August 2026 — every price links to xAI's official pricing page.
| Model | Blended* | Input | Output | Cached in | Relative cost | Context | Status |
|---|---|---|---|---|---|---|---|
| Grok Build 0.1 | $1.25 |
$1.00 | $2.00 | — | 256K | Current | |
| Grok 4.20 | $1.56 |
$1.25 | $2.50 | $0.200 | 256K | Current | |
| Grok 4.3 | $1.56 |
$1.25 | $2.50 | — | 1M | Current | |
| Grok 4.5 | $3.00 |
$2.00 | $6.00 | — | 500K | Current |
* Blended = (3×input + 1×output) ÷ 4 $/1M tokens · cheap · mid · expensive
MODELPRICEWATCH.COM · 2026-08-09
Quick stats
- Models tracked
- 4
- Type
- commercial
- Founded
- 2023
- Cheapest model
- Grok Build 0.1
- Cheapest blended
- $1.25/M