GET
/v1/schemas/fal/video/fal-ai%2Fkling-video%2Fv3%2Fturbo%2Fstandard%2Fimage-to-video
Accept:
Request body
4 properties · 1 required · 1 $defs| property | type | description | constraints |
|---|---|---|---|
| image_url* | string | First-frame reference image. Formats: .jpg/.jpeg/.png; max 50MB; min 300px per side; aspect ratio within 1:2.5 to 2.5:1. | |
| multi_prompt | KlingV3MultiPromptElement[] | Multi-shot storyboard (1-6 shots). Each shot has its own prompt and duration; the total duration must not exceed 15s. Mutually exclusive with `prompt`. | nullable |
| duration | enum | Video length in seconds. | 3 | 4 | 5 | 6 | 7 | 8 · +7 more · default: "5" |
| prompt | string | Optional text prompt. For best results keep the prompt under 2500 characters. Mutually exclusive with `multi_prompt`. | length ≤ 3072 · nullable |
Validate a payload
before you spend tokensshell
$ curl -X POST https://modelschemas.com/v1/validate \
-d '{"provider":"fal","endpointId":"fal-ai/kling-video/v3/turbo/standard/image-to-video","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}