Tutujin API currently offers 33 xAI models (28 chat, 5 image), pay-as-you-go with no monthly fee, callable through an OpenAI-compatible API.
Among token-billed models, the lowest input price is grok-4-fast-reasoning at ¥0.4 per 1M tokens (Standard group).
Among per-request models, the cheapest is grok-3 at ¥0.02 per request (Standard group).
Prices updated Nov 12, 2026, 8:17 PM
Each row shows the model's cheapest group, in CNY. Prices in other groups are on the model's own page.
| Model | Cheapest group | Input ¥/1M | Output ¥/1M | Per request ¥ |
|---|---|---|---|---|
| grok-3 | Standard | — | — | ¥0.02 |
| grok-4 | Standard | — | — | ¥0.04 |
| grok-4.1 | Economy (per call) | — | — | ¥0.04 |
| grok-4-fast-reasoning | Standard | ¥0.4 | ¥0.1 | — |
| grok-4-1-fast-non-reasoning | Azure Plus | ¥0.6 | ¥1.5 | — |
| grok-4-1-fast-reasoning | Azure Plus | ¥0.6 | ¥1.5 | — |
| grok-4-fast-non-reasoning | Azure Plus | ¥0.6 | ¥0.15 | — |
| grok-code-fast-1 | Azure Plus | ¥0.6 | ¥4.5 | — |
| grok-video-3 | Standard | — | — | ¥1 |
| grok-3-mini-beta | OpenAI Direct Plus | ¥1.8 | ¥3.01 | — |
| grok-1.5-video-10s | Standard | — | — | ¥2.6 |
| grok-1.5-video-15s | Standard | — | — | ¥2.6 |
| grok-1.5-video-6s | Standard | — | — | ¥2.6 |
| grok-imagine-video-1.5-preview | Standard | — | — | ¥2.6 |
| grok-3-mini-fast-beta | OpenAI Direct Plus | ¥3.6 | ¥24.01 | — |
| grok-4.5 | Standard | ¥4 | ¥12 | — |
| grok-4.6 | Standard | ¥4 | ¥12 | — |
| Grok 4.7 | Standard | ¥4 | ¥12 | — |
| grok-4.2 | Standard | ¥6 | ¥30 | — |
| grok-2-1212 | OpenAI Direct Plus | ¥12 | ¥60 | — |
| grok-2-vision-1212 | OpenAI Direct Plus | ¥12 | ¥60 | — |
| grok-4.20-beta-0309-non-reasoning | OpenAI Direct Plus | ¥12 | ¥36 | — |
| grok-4.20-beta-0309-reasoning | OpenAI Direct Plus | ¥12 | ¥36 | — |
| grok-3-beta | OpenAI Direct Plus | ¥18 | ¥90 | — |
| grok-4-0709 | OpenAI Direct Plus | ¥18 | ¥90 | — |
| grok-3-fast-beta | OpenAI Direct Plus | ¥30 | ¥150 | — |
| grok-beta | OpenAI Direct Plus | ¥30 | ¥90 | — |
| grok-vision-beta | OpenAI Direct Plus | ¥30 | ¥90 | — |
| Model | Cheapest group | Input ¥/1M | Output ¥/1M | Per request ¥ |
|---|---|---|---|---|
| grok-imagine-image-2.0 | Standard | — | — | ¥0.12 |
| grok-4.1-image | Standard | — | — | ¥0.2 |
| grok-4.2-image | Standard | — | — | ¥0.24 |
| grok-imagine-image | OpenAI Direct | — | — | ¥4.5 |
| grok-imagine-image-quality | OpenAI Direct | — | — | ¥4.5 |
One Tutujin API key is all you need; the example uses grok-3. Point base_url at https://open.tutujin.com/v1 and keep the rest of your official-SDK code.
curl https://open.tutujin.com/v1/chat/completions \
-H "Authorization: Bearer $TUTUJIN_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "grok-3",
"messages": [{"role": "user", "content": "Introduce yourself in one sentence"}]
}'You pay for actual usage, with no monthly fee or minimum spend. Token-billed models charge input and output tokens separately; per-request models charge per call. The same model costs different amounts in different groups; this page shows each model's cheapest group. Prices updated Nov 12, 2026, 8:17 PM.
Create an API key in the console, set your SDK's base_url to https://open.tutujin.com/v1 and use a model name from the table on this page. xAI models on this site support these endpoints: Chat Completions, Image editing, Image generation.
Available groups: Standard, Azure Plus, OpenAI Direct, OpenAI Direct Plus, Official · Enterprise, Economy (per call). A group decides the line a key uses and the price it pays; you choose one for each API key when you create it.
We can issue overseas invoices: add our WeChat support JsnonoChat and send your order number. Chinese domestic invoices can be discussed case by case.