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Qwen Image 2.0 Pro API

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    Smart Prompt Rewriting
    Smart prompt rewriting
    Output

    Your generated image will appear here

    Qwen Image 2.0 Pro

    What is Qwen Image 2.0 Pro?

    Qwen Image 2.0 Pro is the top variant of Alibaba's Qwen Image 2 line. The parameter surface is identical to 2.0 (an 800-character prompt, a 500-character negative prompt, up to ten reference images, smart prompt rewriting on by default, optional seed, five aspect ratios), but Pro is tuned for peak quality rather than speed. Use it for hero out-of-home, premium ecommerce stills, and packaging comps where small quality gains drive real value. Reference editing, multi-image fusion, and text-to-image all live on the same endpoint with no shape change.

    Key features of Qwen Image 2.0 Pro

    Highest typography accuracy in the line

    Highest typography accuracy in the line

    Best-in-class Chinese and English text rendering inside the frame. Useful for posters, packaging mocks, and signage where the type has to read at thumb size and survive a 4K crop.

    Photoreal materials and reflections

    Photoreal materials and reflections

    Cleaner reflections on metal, glass, and liquids than 2.0. Useful for premium product stills and editorial cover work where the surfaces have to read as shot in camera.

    Multi-image fusion with up to 10 references

    Multi-image fusion with up to 10 references

    Pass up to ten references for compositing, character continuity, or reference-locked editing. Same surface as 2.0, sharper output.

    Same callable surface as 2.0

    Same callable surface as 2.0

    Identical parameter shape: change the model name to upgrade an existing 2.0 pipeline to Pro for the final pass.

    Best for

    Hero out-of-home

    Highest legibility for typography and product cues.

    Premium e-commerce

    Final stills where blemishes are unacceptable.

    Packaging comps

    Photographic realism before physical prototyping.

    Key art

    Single-image approvals that survive executive zoom-ins.

    Catalog refreshes

    High-stakes SKU art when 2.0 non-Pro is not enough.

    Film pitch boards

    Cinematic lighting accuracy when references are provided.

    Use cases

    Run hero campaign stills for out-of-home placements where the typography has to read across a billboard. Build packaging comps for executive review by passing the SKU front, back, and side as references and prompting Pro to render the styled scene. Lock a serial character by holding the same ten references and seed across a 30-frame run; Pro keeps the likeness tighter than 2.0. Upgrade an existing 2.0 pipeline by swapping the model name on the final pass: drafts on 2.0, finals on Pro.

    API examples

    Call Qwen Image 2.0 Pro from any language by POSTing to /v1/tasks. Full parameter docs live at docs.unifically.com/models/image/alibaba/qwen-image-2.0-pro.

    curl -X POST https://api.unifically.com/v1/tasks \
      -H "Content-Type: application/json" \
      -H "Authorization: Bearer YOUR_API_KEY" \
      -d '{
        "model": "alibaba/qwen-image-2.0-pro",
        "input": {
          "prompt": "A cinematic portrait of a fox in autumn forest, golden hour lighting",
          "aspect_ratio": "16:9"
        }
      }'
    

    Successful submission returns a task_id. Poll GET /v1/tasks/<task_id> or set a callback_url on the request to receive the finished result.

    FAQs

    People also ask

    Qwen Image 2.0 Pro is Alibaba's top variant in the Qwen Image 2 line. Same parameters as 2.0 (prompt, aspect_ratio, image_urls, negative_prompt, prompt_extend, seed), tuned for peak quality rather than speed.

    prompt, aspect_ratio, optional image_urls (up to 10 files), negative_prompt, prompt_extend, and seed. Identical to 2.0 non-Pro.

    Use base Qwen Image for budget work, 2.0 for speed, and 2.0 Pro when typography or material accuracy must be highest in the line.

    Qwen Image 2.0 Pro leads on Chinese typography. Seedream 4 from ByteDance is the closest quality competitor.