gemini-3.1-flash-lite-image vs grok-imagine-image-2.0: 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 grok-imagine-image-2.0 costs ¥0.12 (Standard group).
grok-imagine-image-2.0 is 40% cheaper on price per request.
gemini-3.1-flash-lite-image is offered in 3 groups and grok-imagine-image-2.0 in 1 group, 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 | grok-imagine-image-2.0 |
|---|---|---|
| Vendor | xAI | |
| Billing | Per request | Per request |
| Cheapest group | Gemini Plus | Standard |
| Per request ¥ | ¥0.2 | ¥0.1240% lower |
| Groups | 3 groups | 1 group |
| Input types | — | — |
| Output types | — | — |
| Capability tags | Image editing | Image editing |
| Endpoints | Chat Completions and Gemini generateContent | Image generation and Image editing |
| Available since | Jul 01, 2026 | Aug 28, 2026 |
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 | ¥0.12 |
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: grok-imagine-image-2.0 is 40% cheaper per request (¥0.12 vs ¥0.2).
- To call through Chat Completions and Gemini generateContent: of the two, only gemini-3.1-flash-lite-image supports it on this site.
- To call through Image generation and Image editing: of the two, only grok-imagine-image-2.0 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; grok-imagine-image-2.0: 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
- grok-imagine-image-2.0: prices in every group, availability and API docs
- Every Google model and its price
- Every xAI model and its price
- Chat Completions API reference
- Gemini generateContent API reference
- Image generation API reference
- Image editing 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
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- gpt-image-2.5-sunburst vs grok-imagine-image-2.0
- gemini-3.1-flash-lite-image vs z-image-turbo
- gemini-nano-banana-2.1 vs grok-imagine-image-2.0
- qwen-image-edit vs grok-imagine-image-2.0
- z-image-turbo vs grok-imagine-image-2.0
FAQ
Which is cheaper, gemini-3.1-flash-lite-image or grok-imagine-image-2.0?
In each model's cheapest group on this site, gemini-3.1-flash-lite-image costs ¥0.2 per request (Gemini Plus group) and grok-imagine-image-2.0 costs ¥0.12 (Standard group). grok-imagine-image-2.0 is 40% 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 grok-imagine-image-2.0?
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 grok-imagine-image-2.0 as the model. gemini-3.1-flash-lite-image supports: Chat Completions and Gemini generateContent. grok-imagine-image-2.0 supports: Image generation and Image editing.
Which groups offer gemini-3.1-flash-lite-image and grok-imagine-image-2.0?
gemini-3.1-flash-lite-image: Official · Enterprise, Gemini Plus and Gemini High Tier. grok-imagine-image-2.0: Standard. 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.