alibaba/wan-3-video

Wan 3.0 video — one model covering text-to-video, first-frame, first+last-frame and reference-based generation; the mode follows the media you send. prompt (required unless media is given); first_frame_url; last_frame_url (use both to render between two stills); reference_image_urls (up to 10); reference_video_urls (up to 5 clips, 15s total); reference_audio_urls (up to 5); resolution 480p|720p|1080p (def 1080p); aspect_ratio adaptive|16:9|4:3|1:1|3:4|9:16; duration whole seconds 2-30 (def 5) — longer than any other model here; audio (def true); negative_prompt; seed; watermark.

Served via the relay: POST /v1/alibaba/generations, poll GET /v1/alibaba/generations/{task_id}. Per-second pricing by resolution, billed by the relay from the vendor's reported usage.

Slug	alibaba/wan-3-video
Kind	video
Vendor	alibaba
Endpoint	POST /v1/alibaba/generations

Charged per job from what the generator reports it rendered — your Logs show the exact figure for each one; see balance and billing.

Calling it

curl https://api.sociaro.com/v1/alibaba/generations \
  -H "Authorization: Bearer $SOCIARO_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
        "model": "alibaba/wan-3-video",
        "prompt": "a paper boat on a rain-soaked street",
        "resolution": "720p",
        "duration": 5
      }'

# then poll the job id it returns:
curl https://api.sociaro.com/v1/alibaba/generations/JOB_ID \
  -H "Authorization: Bearer $SOCIARO_API_KEY"

Parameters

Types, ranges, defaults and what each field does — the list below is the names only.

• prompt
• first_frame_url
• last_frame_url
• reference_image_urls
• reference_video_urls
• reference_audio_urls
• resolution
• aspect_ratio
• duration
• negative_prompt
• seed
• prompt_extend
• watermark
• audio

Anything not listed here is refused rather than ignored, so a typo fails loudly instead of quietly producing something else.