厂商 · 2026-05-12
xAI
Elon Musk's xAI — Grok 4 series, with reasoning and code variants.
| 模型 | 输入 / 1M | 输出 / 1M | 上下文 | 服务商 | 标签 |
|---|---|---|---|---|---|
| Grok 4.1 Fast (Reasoning) | $0.180 | $0.450 | 128K | 10 | tools · reasoning · vision |
| Grok 4 Fast (Reasoning) | $0.180 | $0.450 | 2M | 9 | tools · reasoning · vision |
| Grok 4.1 Fast (Non-Reasoning) | $0.200 | $0.500 | 2M | 13 | tools · vision |
| Grok 4 Fast (Non-Reasoning) | $0.200 | $0.500 | 2M | 11 | tools · vision |
| Grok 4 Fast | $0.200 | $0.500 | 2M | 8 | tools · reasoning · vision |
| Grok 4.1 Fast | $0.200 | $0.500 | 2M | 7 | tools · reasoning · vision |
| Grok 3 Mini | $0.300 | $0.500 | 131K | 9 | tools · reasoning |
| Grok 3 Mini Beta | $0.300 | $0.500 | 131K | 3 | tools · reasoning |
| Grok 3 Mini Latest | $0.300 | $0.500 | 131K | 1 | tools · reasoning |
| Grok Code Fast 1 | $0.200 | $1.50 | 256K | 16 | tools · reasoning |
| Grok 4.3 | $1.25 | $2.50 | 1M | 8 | tools · reasoning · vision |
| Grok 4.20 Multi-Agent | $1.42 | $2.83 | 2M | 4 | tools · reasoning |
| Grok 3 Mini Fast | $0.600 | $4.00 | 131K | 2 | tools · reasoning |
| Grok 3 Mini Fast Latest | $0.600 | $4.00 | 131K | 1 | tools · reasoning |
| Grok 4.20 (Reasoning) | $2.00 | $6.00 | 2M | 1 | tools · reasoning · vision |
| Grok 4.20 (Non-Reasoning) | $2.00 | $6.00 | 2M | 1 | tools · vision |
| Grok 4.20 Multi-Agent | $2.00 | $6.00 | 2M | 1 | reasoning · vision |
| Grok 2 Vision | $2.00 | $10.00 | 8K | 2 | tools · vision |
| Grok 2 (1212) | $2.00 | $10.00 | 131K | 1 | tools |
| Grok 2 Vision Latest | $2.00 | $10.00 | 8K | 1 | tools · vision |
| Grok 2 | $2.00 | $10.00 | 131K | 1 | tools |
| Grok 2 Latest | $2.00 | $10.00 | 131K | 1 | tools |
| Grok 2 Vision (1212) | $2.00 | $10.00 | 8K | 1 | tools · vision |
| Grok 4 | $2.70 | $13.50 | 256K | 3 | tools · reasoning · vision |
| Grok 4 | $3.00 | $15.00 | 256K | 12 | tools · reasoning |
| Grok 3 | $3.00 | $15.00 | 131K | 10 | tools |
| Grok 3 Beta | $3.00 | $15.00 | 131K | 3 | tools |
| Grok 3 Latest | $3.00 | $15.00 | 131K | 1 | tools |
| Grok Vision Beta | $5.00 | $15.00 | 8K | 1 | tools · vision |
| Grok Beta | $5.00 | $15.00 | 131K | 1 | tools |
| Grok 3 Fast | $5.00 | $25.00 | 131K | 2 | tools |
| Grok 3 Fast Latest | $5.00 | $25.00 | 131K | 1 | tools |
Frequently asked questions
How many AI models does xAI offer?
We track 32 canonical xAI models. The list is recomputed daily from models.dev.
Which xAI model is the cheapest?
Grok 4.1 Fast (Reasoning) is currently the lowest-priced xAI model, at $0.180 per 1M input tokens and $0.450 per 1M output tokens. For the full apples-to-apples list, see /pricing/cheapest-llm-api.
Which xAI model has the largest context window?
Grok 4 Fast (Reasoning) leads at 2M tokens. This is the total of prompt + completion.
Which xAI models support tool calling?
Multiple xAI models support tool calling, with Grok 4.1 Fast (Reasoning) being a popular pick. The capability column in the table above marks every model with xAI tool-calling support.
Which xAI models accept image input?
Grok 4.1 Fast (Reasoning) accepts image input. Other vision-capable xAI models are tagged 'vision' in the table above. See /capabilities/vision for a cross-vendor comparison.
What are the best alternatives to xAI?
Depends on the use case. For raw cost savings, look at /pricing/cheapest-llm-api. For agent-oriented workloads, /best/best-ai-model-for-agents. For long-document workflows, /best/best-long-context-llm.
How fresh is this xAI pricing data?
Daily. Our pipeline pulls models.dev each morning and rebuilds these pages on data change, so list-price moves and new model releases land within roughly 24 hours.
Explore more
Top xAI models
- Grok Code Fast 1$0.20 in / $1.50 out
- Grok 4.1 Fast (Non-Reasoning)$0.20 in / $0.50 out
- Grok 4$3.00 in / $15.00 out
- Grok 4 Fast (Non-Reasoning)$0.20 in / $0.50 out
- Grok 4.1 Fast (Reasoning)$0.18 in / $0.45 out
Browse by use case
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最近更新：
Prices in USD per 1M tokens. Unknown means the provider does not publish per-token pricing.
Data is sourced from models.dev and normalized for comparison. Prices and capabilities may change. Always verify critical production decisions with the provider's official documentation.