Skip to main content

Video model parameters

Each section title is the model value. Every request needs prompt; the tables list the parameters for each model. Use publicly accessible HTTPS URLs for reference media.

Video workflow · Machine-readable model parameters · Complete API specification

Checking available models…

grok-imagine-video-1.5

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 1; ≤ 15; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`480p`, `720p`, `1080p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`1:1`, `16:9`, `9:16`, `4:3`, `3:4`, `3:2`, `2:3`; Output aspect ratio.	Unspecified
`input_reference`	`object`	No	One first-frame image as an object: image_url is a publicly downloadable HTTPS URL.	Unspecified
`reference_images`	`array`	No	`minItems=7`	Unspecified

JIAS-Grok-video-1.5

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=6000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	≥ 3; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`face`	`object`	No	Optional face object. If supplied, `enabled` is a required boolean; when true, `mode` must be `light` or `heavy`.	Unspecified
`reference_images`	`array`	No	`maxItems=7`	Unspecified

JIAS-SD2.0-720P

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=6000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`face`	`object`	No	Optional face object. If supplied, `enabled` is a required boolean; when true, `mode` must be `light` or `heavy`.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

JIAS-SD2.0-Pro

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=6000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	≥ 5; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`face`	`object`	No	Optional face object. If supplied, `enabled` is a required boolean; when true, `mode` must be `light` or `heavy`.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

JIAS-SD2.5-Pro

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=6000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`face`	`object`	No	Optional face object. If supplied, `enabled` is a required boolean; when true, `mode` must be `light` or `heavy`.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

kling-video-v3

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 3; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`, `1080p`, `4K`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`; Output aspect ratio.	Unspecified
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`reference_images`	`array`	No	`maxItems=2`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

kling-video-v3-omni

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 3; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`, `1080p`, `4K`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`; Output aspect ratio.	Unspecified
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`reference_images`	`array`	No	`maxItems=7`	Unspecified

kling-video-v3-turbo

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 3; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`, `1080p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=1`	Unspecified

minimaxH3-A

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`480p`, `720p`, `1080p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`; Output aspect ratio.	Unspecified
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

MX-SD-2.5-B

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=10000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	Yes	≥ 10; ≤ 30; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	Yes	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	Yes	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`mode`	`string`	No	`文生视频`, `图生视频`, `多模态`; Optional mode; omit for automatic selection. Accepted protocol values are `文生视频`, `图生视频` and `多模态`.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

MX-SD-2.5-A

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`10`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`21:9`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

MX-SD-2.5-A2

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`10`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`21:9`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

RuoX-SD2.5

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`, `adaptive`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

RuoX-SD2.5-S

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480p`, `720p`, `1080p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

RuoX-wan3

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 2; ≤ 30; Output duration in seconds; use the range or values listed here.	`10`
`resolution`	`string`	No	`720p`, `1080p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`1:1`, `4:3`, `16:9`, `9:16`; Output aspect ratio.	`16:9`
`input_reference`	`object`	No	One first-frame image as an object: image_url is a publicly downloadable HTTPS URL.	Unspecified
`reference_images`	`array`	No	`maxItems=10`	Unspecified
`reference_videos`	`array`	No	`maxItems=5`	Unspecified
`reference_audios`	`array`	No	`maxItems=5`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

RuoX-wan3-Prime

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 5; ≤ 30; Output duration in seconds; use the range or values listed here.	`10`
`resolution`	`string`	No	`720p`, `1080p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`1:1`, `4:3`, `16:9`, `9:16`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=10`	Unspecified
`reference_videos`	`array`	No	`maxItems=5`	Unspecified
`reference_audios`	`array`	No	`maxItems=5`	Unspecified

RuoX-wan3-smart

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 2; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480P`, `720P`, `1080P`; Output resolution; values are case-sensitive.	`720P`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`; Output aspect ratio.	`16:9`
`audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`prompt_extend`	`boolean`	No	Whether to expand the prompt.	Unspecified
`watermark`	`boolean`	No	Whether to add a watermark.	Unspecified
`reference_images`	`array`	No	`maxItems=10`	Unspecified
`reference_videos`	`array`	No	`maxItems=5`	Unspecified
`reference_audios`	`array`	No	`maxItems=5`	Unspecified

seedance2.0-A

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`480p`, `720p`, `1080p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`, `auto`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

seedance2.5-A

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

CAT-SD2.0-903

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `4:3`, `1:1`, `3:4`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

TX-SD2.0

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	`true`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

TX-SD2.5

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480p`, `720p`, `1080p`; Output resolution; values are case-sensitive.	`1080p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	`true`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

XING-SD2.0-933

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=15000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	≥ 5; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

doubao-seedance-2-0-260128

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`480p`, `720p`, `1080p`, `4k`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

doubao-seedance-2-0-fast-260128

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

doubao-seedance-2-0-mini-260615

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

doubao-seedance-2-5-260628

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`480p`, `720p`, `1080p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

video-ultra-720p

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

video-ultra-720p-fast

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

video-ultra-720p-mini

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

video-ultra2.5-720p

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `4:3`, `1:1`, `3:4`, `9:16`, `21:9`; Output aspect ratio.	`adaptive`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

VinH3

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=6000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`4`
`resolution`	`string`	No	`768p`, `2k`; Output resolution; values are case-sensitive.	`768p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`, `adaptive`; Output aspect ratio.	`16:9`
`input_reference`	`object`	No	One first-frame image as an object: image_url is a publicly downloadable HTTPS URL.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified
`first_frame`	`string`	No	First-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified
`last_frame`	`string`	No	Last-frame image as a publicly downloadable HTTPS URL; follow this model’s frame-combination rules.	Unspecified

VinSeedance-2.0

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=15000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	`5`, `10`, `15`; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`camera_movement`	`string`	No	`auto`, `fixed`; Camera motion: auto or fixed.	Unspecified
`native_face`	`boolean`	No	Face handling; true requires an image or video reference.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

VinSeedance-2.5

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; `maxLength=15000`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	Yes	≥ 15; ≤ 30; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`camera_movement`	`string`	No	`auto`, `fixed`; Camera motion: auto or fixed.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

YUXI-H3-PRO

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 1; ≤ 15; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480p`, `768p`; Output resolution; values are case-sensitive.	`768p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

YUXI-SD2.0-A

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	`5`, `10`, `15`; Output duration in seconds; use the range or values listed here.	`15`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

YUXI-SD2.5-C

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	`30`; Output duration in seconds; use the range or values listed here.	`30`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`adaptive`, `16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

NSFW-seedance2.0

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	Yes	`480p`, `720p`, `1080p`, `4k`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	Yes	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`watermark`	`boolean`	No	Whether to add a watermark.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

NSFW-seedance2.0-fast

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	Yes	`480p`, `720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	Yes	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`watermark`	`boolean`	No	Whether to add a watermark.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

NSFW-seedance2.0-mini

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	Yes	`480p`, `720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	Yes	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`watermark`	`boolean`	No	Whether to add a watermark.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

NSFW-seedance2.5

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 4; ≤ 30; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	Yes	`480p`, `720p`, `1080p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	Yes	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`generate_audio`	`boolean`	No	Whether to generate an output audio track. Explicit false is supported.	Unspecified
`watermark`	`boolean`	No	Whether to add a watermark.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

ZHKJ-SD2.0-903

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	`15`; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

ZHKJ-SD2.0-G

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 5; ≤ 15; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

ZHKJ-SD2.0-K

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	`5`, `10`, `15`; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

ZHKJ-SD2.0-S

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 5; ≤ 15; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

ZHKJ-SD2.5-K

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	`10`, `15`, `20`, `25`, `30`; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=9`	Unspecified

ZHKJ-SD2.5-S

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 5; ≤ 30; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

ZHKJ-SD2.5-A

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	`30`; Output duration in seconds; use the range or values listed here.	Unspecified
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	Unspecified
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

ZHKJ-SD2.5-480

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 5; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`480p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

ZHKJ-SD2.5-720

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 5; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

ZHKJ-SD2.5-1080

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	Yes	≥ 5; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`1080p`; Output resolution; values are case-sensitive.	`1080p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`, `21:9`; Output aspect ratio.	`16:9`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

XING-SD2.5-720

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 5; ≤ 30; Output duration in seconds; use the range or values listed here.	`5`
`resolution`	`string`	No	`720p`; Output resolution; values are case-sensitive.	`720p`
`aspect_ratio`	`string`	No	`1:1`, `16:9`, `9:16`, `4:3`, `3:4`; Output aspect ratio.	`9:16`
`reference_images`	`array`	No	`maxItems=30`	Unspecified
`reference_videos`	`array`	No	`maxItems=10`	Unspecified
`reference_audios`	`array`	No	`maxItems=10`	Unspecified

YUXI-SD2.0-fast

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`15`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`; Output aspect ratio.	`9:16`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

YUXI-SD2.0-mini

Field	Type	Required	Values and constraints	Default
`seconds`	`string`	No	≥ 4; ≤ 15; Output duration in seconds; use the range or values listed here.	`15`
`resolution`	`string`	No	`480p`, `720p`; Output resolution; values are case-sensitive.	`480p`
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `4:3`, `3:4`; Output aspect ratio.	`9:16`
`reference_images`	`array`	No	`maxItems=9`	Unspecified
`reference_videos`	`array`	No	`maxItems=3`	Unspecified
`reference_audios`	`array`	No	`maxItems=3`	Unspecified

kling-video-v4

Field	Type	Required	Values and constraints	Default
`prompt`	`string`	Yes	`minLength=1`; Describe the desired scene and motion.	Unspecified
`seconds`	`string`	No	`3`, `4`, `5`, `6`, `7`, `8`, `9`, `10`, `11`, `12`, `13`, `14`, `15`, `16`, `17`, `18`, `19`, `20`, `21`, `22`, `23`, `24`, `25`, `26`, `27`, `28`, `29`, `30`; Output duration as a string containing an integer from 3 to 30 seconds. Defaults to 10 seconds.	`10`
`resolution`	`string`	No	`720p`, `1080p`; Output resolution; values are case-sensitive.	Unspecified
`aspect_ratio`	`string`	No	`16:9`, `9:16`, `1:1`, `21:9`, `auto`; Supported aspect ratios: 16:9, 9:16, 1:1 and 21:9. auto is available only when the request includes video or audio references.	Unspecified
`reference_images`	`array`	No	`maxItems=10`; For image-only requests, only the first two images are used as the first and last frames; submitting at most 2 images is recommended. Requests with video or audio references allow up to 10 images. All reference materials combined must not exceed 15.	Unspecified
`reference_videos`	`array`	No	`maxItems=5`; Up to 5 reference videos, each 3–30 seconds and no larger than 300 MB. Their combined duration must not exceed 30 seconds. Use MP4 or MOV.	Unspecified
`reference_audios`	`array`	No	`maxItems=3`; Up to 3 audio references for voice timbre, each 5–30 seconds and no larger than 50 MB. MP3 or WAV is recommended.	Unspecified
`enable_audio`	`boolean`	No	In mixed-reference mode only, enable_audio generates sound and keep_original_sound preserves the reference video’s original audio. Do not set both to true.	Unspecified
`keep_original_sound`	`boolean`	No	In mixed-reference mode only, enable_audio generates sound and keep_original_sound preserves the reference video’s original audio. Do not set both to true.	`false`
`first_frame`	`string`	No	Provide at most one first_frame image. last_frame is optional, but requires first_frame; frame fields cannot be combined with reference_images.	Unspecified
`last_frame`	`string`	No	Provide at most one first_frame image. last_frame is optional, but requires first_frame; frame fields cannot be combined with reference_images.	Unspecified