Model tracker / xAI
Grok Build 0.1
Grok Build 0.1 is a fast model from xAI, released 19 May 2026. It's in preview. At xAI it costs $1.00 per million input tokens and $2.00 per million output tokens, with a 256K-token context window.
- Made by
- SpaceXAI (formerly xAI)
- Released
- 2026-05-19
- Status
- Preview
- Tier
- Fast
- Weights
- Closed
- Context window
- 256,000 tokens
- Input
- text, image
- API id
grok-build-0.1
Grok Build 0.1 price at xAI
US dollars per million tokens. Blended is 3 input tokens for every output token, one number to compare on.
| Provider | Input | Output | Cached input | Blended | Batch | Checked |
|---|---|---|---|---|---|---|
| xAI · maker | $1.00 | $2.00 | $0.20 | $1.25 | – | 2026-10-15 |
- xAI: Coding model, in early access. Up to 200K input tokens; requests of 200K tokens or more cost $2.00 in / $0.40 cached / $4.00 out. No Batch API.
Models like Grok Build 0.1
Other fast models closest in price, at each maker's own price or the cheapest provider.
| Model | Input | Output | Context | Weights |
|---|---|---|---|---|
| Grok Build 0.1 | $1.00 | $2.00 | 256K | Closed |
| Qwen3.8 27B Alibaba | $0.50 | $3.00 | 1M | Open |
| Gemini 3.6 Flash Google | $0.75 | $3.75 | 1M | Closed |
| Gemini 3.8 Flash Google | $0.75 | $3.75 | 1M | Closed |
| Grok 4.3 xAI | $1.25 | $2.50 | 1M | Closed |
| Amazon Nova 2 Lite AWS | $0.30 | $2.50 | 1M | Closed |
Compare them all in the model tracker →
Grok Build 0.1 FAQ
How much does Grok Build 0.1 cost?
Grok Build 0.1 costs $1.00 per million input tokens and $2.00 per million output tokens at xAI, and $0.20 per million cached input tokens. Prices are list prices in US dollars, last checked 15 October 2026.
What is Grok Build 0.1's context window?
Grok Build 0.1 takes up to 256,000 tokens in one request.
Is Grok Build 0.1 open weight?
No. Grok Build 0.1 is only available through xAI's API; xAI doesn't publish the weights.
Where can I use Grok Build 0.1?
Grok Build 0.1 is available from xAI. At xAI, call it as grok-build-0.1.