Wan 2.6 API

Wan 2.6 supports text-to-video and reference-to-video workflows with optional audio input for longer audio-driven scenes.

Model keys

wan/wan2.6 — Wan2.6

Supported modes and inputs

Model	Mode	Label	Input requirements
`wan/wan2.6`	`text_to_video`	Text to Video	Prompt max 2000 chars Audio: 1-1 files, 50 MB, max 120s, formats mp3, wav, aac, m4a
`wan/wan2.6`	`reference_to_video`	Reference to Video	Prompt max 2000 chars Images `reference`: 1-1 files, 10 MB, formats jpg, png, webp Audio: 1-1 files, 10 MB, max 120s, formats mp3, wav, aac, m4a

Options

Model	Option	Default	Allowed values	Applies to
`wan/wan2.6`	`duration`	`5s`	`5s`, `10s`, `15s`	All modes
`wan/wan2.6`	`aspect_ratio`	`16:9`	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`	`text_to_video`
`wan/wan2.6`	`resolution`	`720p`	`720p`, `1080p`	All modes
`wan/wan2.6`	`short_type`	`single`	`single`, `multi`	All modes
`wan/wan2.6`	`audio`	`false`	`true`, `false`	All modes

Pricing

Model	Pricing
`wan/wan2.6`	4 credits per second; option multipliers: `resolution`=`{"720p":1,"1080p":1.5}`

Production guidance

Pass mode explicitly.
Use only option values listed above.
Upload media with POST /api/v1/files before calling media-input modes.
Use the exact model key for the variant you want.

Example: text to video

curl https://buble.ai/api/v1/generations \
  -H "Authorization: Bearer $BUBLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "wan/wan2.6",
    "mode": "text_to_video",
    "prompt": "A cinematic product launch shot with slow camera movement, premium lighting, and realistic motion",
    "duration": "5s",
    "resolution": "720p",
    "aspect_ratio": "16:9",
    "short_type": "single",
    "audio": "false"
  }'

Example: media-guided video

curl https://buble.ai/api/v1/generations \
  -H "Authorization: Bearer $BUBLE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "wan/wan2.6",
    "mode": "reference_to_video",
    "prompt": "Animate the source into a polished cinematic motion shot with natural camera movement",
    "image_urls": ["https://example.com/reference.png"],
    "duration": "5s",
    "resolution": "720p",
    "aspect_ratio": "16:9",
    "short_type": "single",
    "audio": "false"
  }'

Wan 2.6 API

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