FLUX 3 Image API
FLUX 3 Image from $0.11 per image — Black Forest Labs' flagship generation and editing model via one REST call.
Black Forest Labs' flagship FLUX 3 image model. Text-to-image generation and reference-image editing in one model — from $0.11 per image.
No credit card required. Takes 30 seconds.
FLUX 3 Image API pricing
Pay per request from your YepAPI balance — no subscription, no monthly minimum. Prices updated October 23, 2026.
| Billing | Price |
|---|---|
| Rate | $0.11/image |
| What it costs | Per job |
|---|---|
| 1 imagefrom default size | $0.11 |
| 100 imagesa product catalog batch | $11.00 |
| 1,000 imagesa month of app traffic | $110.00 |
2,400+
Developers
1.2M+
API calls served
100+
Endpoints
$0.01
Per call
Yep, that's it.
Try it live
Enter a prompt and generate an image with FLUX 3 Image.
Drop image or click to upload
For image-to-image editing
FLUX 3 Image specs
| Provider | Black Forest Labs |
|---|---|
| Model ID | black-forest-labs/flux-3-image |
| Endpoint | /v1/media/queue |
| Type | Image Generation |
| Output formats | png |
| Image input | Yes |
How to get a FLUX 3 Image API key
- 1
Create a free account
Sign up at yepapi.com with Google or email. It takes about 30 seconds and needs no card.
- 2
Create an API key
Open the dashboard, go to API Keys and create a key. Copy it — it starts with yep_sk_.
- 3
Call FLUX 3 Image
Send a request to /v1/media/queue with the x-api-key header and model "black-forest-labs/flux-3-image".
- 4
Pay as you go
Usage is billed per request from your balance. Top up any amount; there is no subscription.
Strengths
FLUX 3 Image is Black Forest Labs' flagship model for both generating and editing images.
Send an existing image with an instruction to edit or restyle it instead of generating from scratch.
Text-to-image and editing share one model ID, so the same integration covers both.
Flagship FLUX quality on per-image pricing, with no GPU to provision.
Quick start
Copy this snippet and start making calls with FLUX 3 Image.
// Step 1: Submit job
const res = await fetch('https://api.yepapi.com/v1/media/queue', {
method: 'POST',
headers: {
'x-api-key': 'YOUR_API_KEY',
'Content-Type': 'application/json',
},
body: JSON.stringify({
"model": "black-forest-labs/flux-3-image",
"prompt": "A lighthouse keeper's kitchen at dawn, enamel kettle steaming on a cast-iron stove, salt-streaked window looking out to grey sea, cool blue light mixing with warm lamp glow",
"options": {
"aspectRatio": "1:1"
}
}),
});
const { data } = await res.json();
const jobId = data.jobId;
// Step 2: Poll for result
const status = await fetch(`https://api.yepapi.com/v1/media/status/${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? }FLUX 3 Image vs similar models
Every model below runs on the same API key — switch by changing the model ID.
| Model | Provider | Price |
|---|---|---|
| FLUX 3 Image | Black Forest Labs | from $0.11/image |
| FLUX 3 Image Klein | Black Forest Labs | from $0.02/image |
| FLUX.2 Klein | Black Forest Labs | from $0.03/image |
| FLUX.2 Pro | Black Forest Labs | from $0.07/image |
| FLUX.2 Flex | Black Forest Labs | from $0.11/image |
| FLUX.2 Max | Black Forest Labs | from $0.15/image |
| GPT Image 2 | OpenAI | from $0.02/image |
| GPT Image 1 Mini | OpenAI | from $0.02/image |
Why use FLUX 3 Image through YepAPI?
FLUX 3 Image API — Black Forest Labs' flagship from $0.11
FLUX 3 Image is Black Forest Labs' flagship image generation and editing model. It handles text-to-image and reference-based editing, and renders at fixed resolution tiers.
Through YepAPI you call FLUX 3 Image on the same `/v1/media/queue` endpoint as FLUX.2 and every other media model, with one key and per-image pricing from $0.11.
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
Black Forest Labs' flagship FLUX 3 image model. Text-to-image generation and reference-image editing in one model — from $0.11 per image.
FLUX 3 Image costs from $0.11/image through YepAPI, billed per request with no monthly fee. For example, a 1 image (from default size) costs about $0.11.
Sign up at yepapi.com (Google or email, about 30 seconds), open the dashboard and create an API key. The same key works for FLUX 3 Image and every other model — no separate Black Forest Labs account or waitlist.
New YepAPI accounts in most countries get free signup credit, enough to test FLUX 3 Image without a card. After that you pay per request at the rates above — there is no subscription.
Use "black-forest-labs/flux-3-image" as the model on /v1/media/queue. The short alias "flux-3" also works.
Ready to use FLUX 3 Image?
$5 free credit on signup. No credit card required. Pay per call.
Explore more models
FLUX.2 Pro
Black Forest LabsGenerate photorealistic images with FLUX.2 Pro from $0.07 per image — one REST call, no GPU to rent.
FLUX.2 Flex
Black Forest LabsFLUX.2 Flex from $0.11 per image — the tier between Pro and Max, on the same media endpoint.
FLUX.2 Max
Black Forest LabsFLUX.2 Max for hero-grade AI images from $0.15 per image — the family's highest-fidelity tier via one API key.
Recraft V4
RecraftRecraft V4 from $0.09 per image — the previous-generation Recraft design model, still available.
Seedream 5.0 Pro
ByteDanceSeedream 5.0 Pro from $0.19 per image — precise editing and lifelike rendering for commercial work.
Riverflow 2.5 Fast
SourcefulRiverflow 2.5 Fast from $0.08 per image — the budget tier of Sourceful's design image model.
More Image Generation models
- Recraft V4.1 Flash API · Recraft
- GPT Image 1 Mini API · OpenAI
- Recraft V3 API · Recraft
- Riverflow 2 Pro API · Sourceful
- Krea 2 Medium Turbo API · Krea
- Recraft V4 Vector API · Recraft
- Qwen Image 2.1 Pro API · Qwen
- Recraft V4.1 Utility Pro API · Recraft
- Meta Muse Image API · Meta
- Grok Imagine Image 2.0 API · xAI
- Recraft V4 Styles Pro API · Recraft
- GPT Image 2.5 Sunburst API · OpenAI