# Qwen-Image 3.0 Pro API (Alibaba)

> Qwen-Image 3.0 Pro generates and edits 1K–2K images with exceptional Chinese and English typography and dense layouts — newspapers, menus, storyboards and infographics.

Page: https://cheapergen.com/models/alibaba/qwen-image-3.0-pro · API reference: https://cheapergen.com/models/alibaba/qwen-image-3.0-pro/api

## Pricing
Official list price source: Alibaba Cloud Model Studio list price for qwen-image-3.0-pro ($0.04 at 1K, $0.075 at 2K; $0.003 per input image). Prices verified 2026-10-16.

| Tier | Official | Cheaper Gen. | Save |
|---|---|---|---|
| 1K | $0.0400/image | $0.0315/image | 21% |
| 2K | $0.0750/image | $0.0629/image | 16% |

## Specs
- Resolutions: 1K · 2K
- Aspect ratios: 1:1 · 4:3 · 3:4 · 16:9 · 9:16 · 3:2 · 2:3
- Edit inputs: 1–3 images

## Endpoints

### Text to Image — `POST https://cheapergen.com/api/v1/run/alibaba/qwen-image-3.0-pro/text-to-image`

| Param | Type | Required | Description |
|---|---|---|---|
| prompt | string | yes | Describe the shot: subject, action, camera movement, lighting and style. |
| aspect_ratio | string (enum) (1:1, 4:3, 3:4, 16:9, 9:16, 3:2, 2:3) | no | Output image shape. |
| resolution | string (enum) (1K, 2K) | no | 1K ≈ 1 MP, 2K ≈ 4 MP. |
| negative_prompt | string | no | Things to avoid in the output. |

```bash
curl -X POST https://cheapergen.com/api/v1/run/alibaba/qwen-image-3.0-pro/text-to-image \
  -H "Authorization: Bearer $CHEAPERGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "prompt": "A bilingual night-market poster that reads “夜市 NIGHT MARKET — Friday 7 PM”, lanterns, bold layout",
  "aspect_ratio": "1:1",
  "resolution": "1K"
}'
```

### Image Edit — `POST https://cheapergen.com/api/v1/run/alibaba/qwen-image-3.0-pro/edit`

| Param | Type | Required | Description |
|---|---|---|---|
| prompt | string | yes | Describe the shot: subject, action, camera movement, lighting and style. |
| image_urls | string[] (URLs) | yes | 1–3 images to edit or combine. Refer to them as "image 1", "image 2"… in the prompt. |
| aspect_ratio | string (enum) (1:1, 4:3, 3:4, 16:9, 9:16, 3:2, 2:3) | no | Output image shape. |
| resolution | string (enum) (1K, 2K) | no | 1K ≈ 1 MP, 2K ≈ 4 MP. |
| negative_prompt | string | no | Things to avoid in the output. |

```bash
curl -X POST https://cheapergen.com/api/v1/run/alibaba/qwen-image-3.0-pro/edit \
  -H "Authorization: Bearer $CHEAPERGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "prompt": "Change the sign text to “OPEN 24H”, keep everything else the same",
  "image_urls": [
    "https://cdn.cheapergen.ai/samples/portrait.jpg"
  ],
  "aspect_ratio": "1:1",
  "resolution": "1K"
}'
```

## Getting the result
Jobs are async. Poll `GET https://cheapergen.com/api/v1/generations/{id}` until status is succeeded/failed/canceled, or pass `webhook_url`. Failed generations are refunded automatically.

## FAQ
**How is Qwen-Image 3.0 Pro priced?**
Qwen-Image 3.0 Pro is billed per generated image at the chosen resolution. Failed generations are not charged.

**Is it good at text?**
Yes — Qwen-Image is known for accurate Chinese and English text in posters, menus, packaging and infographics.

**Is this the official Qwen-Image 3.0 Pro?**
Yes. Requests run on Alibaba's Qwen-Image 3.0 Pro through official API channels, at a lower price than Alibaba Cloud's list price.

**Can I use the output commercially?**
Yes, subject to Alibaba Cloud's terms and our Terms of Service.

Qwen-Image 3.0 Pro is developed by Alibaba. Cheaper Gen. provides API access and does not own the model.