Qwen Image 3.0 API reference
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Call Qwen Image 3.0 from your own code with one PopNow API key. Below are the exact model IDs to send, every input field the model accepts, what each request costs in credits, and a request you can paste into a terminal.
At a glance
- Made by
- Alibaba
- Output
- Image
- From
- 4.5 credits per image ($0.045)
- Typical time
- about 23 s
1 credit = $0.01. A task holds the highest possible charge when it is accepted and settles the real amount when it finishes, rounded up to whole credits; failed tasks are not charged. Ask POST /api/v1/jobs/quote for the exact figure before you run.
Create Image
alibaba/qwen-image-3.0/text-to-image
Price
| Option | Credits (per image) | US dollars |
|---|---|---|
1k | 4.5 | $0.045 |
2k | 4.5 | $0.045 |
Parameters
| Field | Type | Default | Allowed | What it does |
|---|---|---|---|---|
promptRequired | string | — | up to 5,000 characters | Describe the subject, composition, lighting, and any text to render. |
aspect_ratioOptional | string | 1:1 | 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3, 21:9 | Output aspect ratio. |
resolutionOptional | string | 2k | 1k, 2k | Output image resolution tier. |
num_outputsOptional | integer | 1 | 1 to 1 | Number of output images. |
enable_prompt_expansionOptional | boolean | true | — | Let the service rewrite and expand the prompt before generation. |
negative_promptOptional | string | — | up to 2,000 characters | Describe elements to exclude from the image. |
prompt_optimization_modeOptional | string | direct | direct, agent | How prompt expansion rewrites the brief: single pass, or a multi-step agent rewrite. |
seedOptional | integer | — | 0 to 2147483647 | Random seed for controlled comparisons. |
Example request
This request runs as it is; any field you leave out uses its default. Put your key in POPNOW_API_KEY first.
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask?wait=60" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "alibaba/qwen-image-3.0/text-to-image",
"input": {
"prompt": "A cozy reading nook beside a rain-streaked window, warm lamp light, a sleeping orange cat on a knitted blanket, soft film grain",
"num_outputs": 1,
"resolution": "2k"
}
}'The response carries a taskId straight away. Read the result with GET /api/v1/jobs/recordInfo, or add callBackUrl to be notified.
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"Edit Image
alibaba/qwen-image-3.0/edit
Price
| Option | Credits (per image) | US dollars |
|---|---|---|
1k | 4.5 | $0.045 |
2k | 4.5 | $0.045 |
Parameters
| Field | Type | Default | Allowed | What it does |
|---|---|---|---|---|
promptRequired | string | — | up to 5,000 characters | Describe the subject, composition, lighting, and any text to render. |
image_urlsRequired | array<string (uri)> | — | up to 3 items | Reference images in the order used by the editing instruction. |
aspect_ratioOptional | string | 1:1 | 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, 2:3, 21:9 | Output aspect ratio. |
resolutionOptional | string | 2k | 1k, 2k | Output image resolution tier. |
num_outputsOptional | integer | 1 | 1 to 1 | Number of output images. |
enable_prompt_expansionOptional | boolean | true | — | Let the service rewrite and expand the prompt before generation. |
negative_promptOptional | string | — | up to 2,000 characters | Describe elements to exclude from the image. |
seedOptional | integer | — | 0 to 2147483647 | Random seed for controlled comparisons. |
Example request
This request runs as it is; any field you leave out uses its default. Put your key in POPNOW_API_KEY first.
The example uses PopNow sample files in image_urls. Replace them with your own public HTTPS links, uploads or saved assets.
curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
-H "Authorization: Bearer $POPNOW_API_KEY" \
-H "Content-Type: application/json" \
-H "Idempotency-Key: $(uuidgen)" \
-d '{
"model": "alibaba/qwen-image-3.0/edit",
"input": {
"prompt": "Change the orange jacket to deep forest green and add soft golden-hour light; keep the face, pose and background unchanged",
"image_urls": [
"https://media.popnow.ai/influencer/examples/marco.webp"
],
"num_outputs": 1,
"resolution": "2k"
}
}'The response carries a taskId straight away. Read the result with GET /api/v1/jobs/recordInfo, or add callBackUrl to be notified.
curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
-H "Authorization: Bearer $POPNOW_API_KEY"