Tutujin API currently offers 10 Flux models (10 chat), pay-as-you-go with no monthly fee, callable through an OpenAI-compatible API.
Among token-billed models, the lowest input price is flux-2-dev at ¥0.144 per 1M tokens (Standard group).
Among per-request models, the cheapest is flux 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 ¥ |
|---|---|---|---|---|
| flux | Standard | — | — | ¥0.02 |
| flux-schnell | Standard | — | — | ¥0.02 |
| flux-dev | Standard | — | — | ¥0.06 |
| flux-pro | Standard | — | — | ¥0.1 |
| flux-2-dev | Standard | ¥0.144 | ¥0.144 | — |
| flux-pro-max | Standard | — | — | ¥0.2 |
| flux.1.1-pro | Standard | — | — | ¥0.2 |
| flux-2-max | Standard | ¥0.44 | ¥0.44 | — |
| flux-pro-1.1-ultra | Standard | — | — | ¥0.5 |
| flux-2-flex | Standard | ¥0.72 | ¥0.72 | — |
One Tutujin API key is all you need; the example uses flux. 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": "flux",
"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. Flux models on this site support these endpoints: Chat Completions, Image editing, Image generation.
Available groups: Standard. 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.