Grok 4 Fast Non Reasoning: API pricing, providers and specs
Grok 4 Fast Non Reasoning is a text model by xAI. 4 providers serve it, from $0.50 to $2.50 /1M; the lowest price is at LaoZhang API.
How Grok 4 Fast Non Reasoning compares
Against the 737 text models on the site priced the same way.
- Mid-priced: its lowest price is $0.50 /1M against a median of $1.10; 34% of comparable models cost less.
- Its 2M-token context window is larger than 99% of them (median 262K), about 3000 pages of text.
- 4 providers serve it; 60% of comparable models have fewer.
Grok 4 Fast Non Reasoning prices by provider
Every provider's list price, read from its own price page or API. A price marked “from” changes with context length, resolution or mode.
| Provider | Input | Output | Prompt caching | Context |
|---|---|---|---|---|
| $0.20/1M | From$0.50/1M | $0.05/1M | — | |
| $0.20/1M | $0.50/1M | — | — | |
Requesty | $0.20/1M | From$0.50/1M | $0.05/1M | 2M |
| AI/ML API | $1.25/1M | $2.50/1M | $0.20/1M | — |
- LaoZhang API$0.50
- HeliconeFrom$0.50
- RequestyFrom$0.50
- AI/ML API$2.50
Specs
- Type
- Text
- Maker
- xAI
- Inputs
- Text
- Outputs
- Text
- Context
- 2M≈ 3000 pages of text
- Max output
- —
- Capabilities
- Prompt caching, JSON, Reasoning, Tool calling
- Released
- Sep 19, 2025
- License
- —
- Open weights
- —
Alternatives to Grok 4 Fast Non Reasoning
Same kind of model from other makers, at a similar price.
| Model | Lowest price | Context | Arena | Providers |
|---|---|---|---|---|
| Grok 4 Fast Non Reasoningthis model | $0.50/1M | 2M | — | 4 |
| $1.10/1M | 1.05M | 1623 | 49 | |
| $0.20/1M | 1.05M | 1608 | 45 | |
| $0.50/1M | 262K | 1591 | 33 | |
| GPT-6 Luna | $0.40/1M | 1.05M | 1578 | 28 |
| $1/1M | 127K | — | 9 | |
| Claude Haiku 5.5 | $0.30/1M | 1M | 1585 | 27 |
| $0.696/1M | 1.05M | 1625 | 21 | |
| $0.376/1M | 262K | 1628 | 5 |
More from xAI
Grok 4 Fast Non Reasoning FAQ
The lowest price for Grok 4 Fast Non Reasoning is $0.50 /1M, at LaoZhang API.
LaoZhang API, at $0.50 /1M. 4 providers serve Grok 4 Fast Non Reasoning; the table above lists every one with its price.
Grok 4 Fast Non Reasoning reads up to 2M tokens per request.
We have not found Grok 4 Fast Non Reasoning's weights published by its maker.
4 API providers serve Grok 4 Fast Non Reasoning. Compare their prices above, or open a provider to see everything it offers.
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