gemini-3.1-flash-lite-image vs z-image-turbo: pricing and capabilities compared
In each model's cheapest group on this site, gemini-3.1-flash-lite-image costs ¥0.2 per request (Gemini Plus group) and z-image-turbo costs ¥0.14 (China Models group).
z-image-turbo is 30% cheaper on price per request.
gemini-3.1-flash-lite-image is offered in 3 groups and z-image-turbo in 2 groups, with no group in common: give one key several groups (up to 5, in priority order) or use two keys.
Prices updated Nov 13, 2026, 5:48 PM
At a glance
| Item | gemini-3.1-flash-lite-image | z-image-turbo |
|---|---|---|
| Vendor | Qwen | |
| Billing | Per request | Per request |
| Cheapest group | Gemini Plus | China Models |
| Per request ¥ | ¥0.2 | ¥0.1430% lower |
| Groups | 3 groups | 2 groups |
| Input types | — | — |
| Output types | — | — |
| Capability tags | Image editing | — |
| Endpoints | Chat Completions and Gemini generateContent | Chat Completions |
| Available since | Jul 01, 2026 | Dec 01, 2025 |
Prices are each model's cheapest group, in CNY; the side marked "lower" is cheaper. Data comes from our price list and model catalog; anything not listed shows as —.
Prices in every group
The same model costs different amounts in different groups; a key's group decides its line and its price.
| Group | Per request ¥ |
|---|---|
| Official · Enterprise | ¥0.548 |
| Gemini PlusCheapest | ¥0.2 |
| Gemini High Tier | ¥0.3 |
| Group | Per request ¥ |
|---|---|
| Standard | ¥0.2 |
| China ModelsCheapest | ¥0.14 |
How to choose
These points use each model's cheapest-group prices and catalog data. Before going live, run real requests with a key in your target group and check quality, speed and billing.
- Per-request billing: z-image-turbo is 30% cheaper per request (¥0.14 vs ¥0.2).
- Both support Chat Completions, so requests look the same and switching means changing the model parameter (the key's groups must offer both models).
- To call through Gemini generateContent: of the two, only gemini-3.1-flash-lite-image supports it on this site.
- If production needs a known request source, use official or cloud groups. gemini-3.1-flash-lite-image: Official · Enterprise, Gemini Plus and Gemini High Tier; z-image-turbo: none on this site.
How to call them
Both models work with a Tutujin API key: set your SDK's base_url to https://www.tutujin.com/v1 and use the model name; everything else is written as with the official SDK.
- gemini-3.1-flash-lite-image: prices in every group, availability and API docs
- z-image-turbo: prices in every group, availability and API docs
- Every Google model and its price
- Every Qwen model and its price
- Chat Completions API reference
- Gemini generateContent API reference
- Quickstart: create a key and send your first request
- How to choose a group
- Models page: every model with prices in every group
- How billing works: pay as you go, groups and balance
More comparisons
FAQ
Which is cheaper, gemini-3.1-flash-lite-image or z-image-turbo?
In each model's cheapest group on this site, gemini-3.1-flash-lite-image costs ¥0.2 per request (Gemini Plus group) and z-image-turbo costs ¥0.14 (China Models group). z-image-turbo is 30% cheaper on price per request. What you actually pay depends on the split between input and output tokens and on the group you use. Prices updated Nov 13, 2026, 5:48 PM.
How do I call gemini-3.1-flash-lite-image and z-image-turbo?
Create an API key in the console, set your SDK's base_url to https://www.tutujin.com/v1 and use gemini-3.1-flash-lite-image or z-image-turbo as the model. gemini-3.1-flash-lite-image supports: Chat Completions and Gemini generateContent. z-image-turbo supports: Chat Completions.
Which groups offer gemini-3.1-flash-lite-image and z-image-turbo?
gemini-3.1-flash-lite-image: Official · Enterprise, Gemini Plus and Gemini High Tier. z-image-turbo: Standard and China Models. No group offers both: give one key several groups (up to 5, in priority order) or use two keys.
Where do the prices on this page come from?
From our live price list — the same data as the model pages and the models page — shown for each model's cheapest group. Prices updated Nov 13, 2026, 5:48 PM.