Gemini 3.1 Flash Lite Image API
Gemini 3.1 Flash Lite Image from $0.08 — fast Google image generation with 14 aspect ratios.
The lite tier of Google's Gemini 3.1 image family. Fast, cheap generation with an unusually wide aspect-ratio range — including 8:1 and 1:8 banners — from $0.08 per image.
No credit card required. Takes 30 seconds.
Gemini 3.1 Flash Lite Image API pricing
Pay per request from your YepAPI balance — no subscription, no monthly minimum. Prices updated July 31, 2026.
| Billing | Price |
|---|---|
| Rate | $0.08/image |
| What it costs | Per job |
|---|---|
| 1 imagefrom default size | $0.08 |
| 100 imagesa product catalog batch | $8.00 |
| 1,000 imagesa month of app traffic | $80.00 |
2,400+
Developers
1.2M+
API calls served
100+
Endpoints
$0.01
Per call
Yep, that's it.
Try it live
Enter a prompt and generate an image with Gemini 3.1 Flash Lite Image.
Drop image or click to upload
For image-to-image editing
Gemini 3.1 Flash Lite Image specs
| Provider | |
|---|---|
| Model ID | google/gemini-3.1-flash-lite-image |
| Endpoint | /v1/media/queue |
| Type | Image Generation |
| Aspect ratios | 1:1, 1:4, 1:8, 2:3, 3:2, 3:4, 4:1, 4:3, 4:5, 5:4, 8:1, 9:16, 16:9, 21:9 |
| Image input | Yes |
How to get a Gemini 3.1 Flash Lite Image API key
- 1
Create a free account
Sign up at yepapi.com with Google or email. It takes about 30 seconds and needs no card.
- 2
Create an API key
Open the dashboard, go to API Keys and create a key. Copy it — it starts with yep_sk_.
- 3
Call Gemini 3.1 Flash Lite Image
Send a request to /v1/media/queue with the x-api-key header and model "google/gemini-3.1-flash-lite-image".
- 4
Pay as you go
Usage is billed per request from your balance. Top up any amount; there is no subscription.
Strengths
Spans 8:1 and 4:1 ultra-wide banners through 1:4 and 1:8 verticals, framing you rarely get from an image model.
The lite tier of the Gemini 3.1 image line, priced around $0.08 for high-volume generation.
Accepts an uploaded image for edits, restyles, and extensions.
Shares the Gemini 3.1 image lineage, so prompts port cleanly to the Flash and Pro tiers.
Quick start
Copy this snippet and start making calls with Gemini 3.1 Flash Lite Image.
// Step 1: Submit job
const res = await fetch('https://api.yepapi.com/v1/media/queue', {
method: 'POST',
headers: {
'x-api-key': 'YOUR_API_KEY',
'Content-Type': 'application/json',
},
body: JSON.stringify({
"model": "google/gemini-3.1-flash-lite-image",
"prompt": "An ultra-wide banner of a mountain ridge line at first light, layered mist between the peaks, cool blue foreground fading to warm gold at the summit",
"options": {
"aspectRatio": "1:1"
}
}),
});
const { data } = await res.json();
const jobId = data.jobId;
// Step 2: Poll for result
const status = await fetch(`https://api.yepapi.com/v1/media/status/${jobId}`, {
headers: { 'x-api-key': 'YOUR_API_KEY' },
});
const { data: job } = await status.json();
// job.status: "pending" | "processing" | "completed" | "failed"
// job.result: { text?, image?, audio?, video? }Gemini 3.1 Flash Lite Image vs similar models
Every model below runs on the same API key — switch by changing the model ID.
| Model | Provider | Price |
|---|---|---|
| Gemini 3.1 Flash Lite Image | from $0.08/image | |
| Gemini 2.5 Flash Image | from $0.09/image | |
| Nano Banana 3.1 Flash | $1.00/1M input, $120.00/1M output (~$0.19 est.) | |
| Nano Banana 3 Pro | $4.00/1M input, $240.00/1M output (~$0.32 est.) | |
| FLUX 3 Image Klein | Black Forest Labs | from $0.02/image |
| GPT Image 2 | OpenAI | from $0.02/image |
| GPT Image 1 Mini | OpenAI | from $0.02/image |
| GPT-5.4 Image 2 | OpenAI | from $0.02/image |
Why use Gemini 3.1 Flash Lite Image through YepAPI?
Gemini 3.1 Flash Lite Image API — fast Google image generation
Gemini 3.1 Flash Lite Image is the lightweight tier of Google's Gemini 3.1 image family — the same lineage as Nano Banana 3, tuned for speed and cost. Its aspect-ratio range is the widest here, from 8:1 banners to 1:8 verticals.
Through YepAPI it runs on `/v1/media/queue` at about $0.08 per image, so you can generate header banners, story crops, and thumbnails from one model and one key.
Start generating in 30 seconds
$5 free credit on signup. No credit card required. Pay per call.
What developers say
“Switched from SerpAPI and cut our SERP costs by 80%. Same data quality, way simpler billing.”
“One API key for AI models, SERP data, and web scraping. Saved us from managing 4 separate providers.”
“The $5 free credit let us prototype our entire rank tracking feature before committing. No other API does that.”
Frequently asked questions
The lite tier of Google's Gemini 3.1 image family. Fast, cheap generation with an unusually wide aspect-ratio range — including 8:1 and 1:8 banners — from $0.08 per image.
Gemini 3.1 Flash Lite Image costs from $0.08/image through YepAPI, billed per request with no monthly fee. For example, a 1 image (from default size) costs about $0.08.
Sign up at yepapi.com (Google or email, about 30 seconds), open the dashboard and create an API key. The same key works for Gemini 3.1 Flash Lite Image and every other model — no separate Google account or waitlist.
New YepAPI accounts in most countries get free signup credit, enough to test Gemini 3.1 Flash Lite Image without a card. After that you pay per request at the rates above — there is no subscription.
Use "google/gemini-3.1-flash-lite-image" as the model on /v1/media/queue. The short alias "gemini-lite-image" also works.
Ready to use Gemini 3.1 Flash Lite Image?
$5 free credit on signup. No credit card required. Pay per call.
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