Use RunComfy's API to run kling/kling-video-o1/standard/image-to-video. For accepted inputs and outputs, see the model's schema.
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/kling/kling-video-o1/standard/image-to-video \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"prompt": "Close-up: a young black man is holding a spray paint can. He sprayed at the brick wall, but what came out was not paint,but colorful, glowing flowers that quickly bloomed and grew on the wall. He stepped back to admire hismasterpiece, a work of magical realism with vivid colors",
"image": "https://playgrounds-storage-public.runcomfy.net/tools/7288/media-files/input-1-1.png"
}'Set the YOUR_API_TOKEN environment variable with your API key (manage keys in your Profile) and include it on every request as a Bearer token via the Authorization header: Authorization: Bearer $YOUR_API_TOKEN.
Submit an asynchronous generation job and immediately receive a request_id plus URLs to check status, fetch results, and cancel.
curl --request POST \
--url https://model-api.runcomfy.net/v1/models/kling/kling-video-o1/standard/image-to-video \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <token>" \
--data '{
"prompt": "Close-up: a young black man is holding a spray paint can. He sprayed at the brick wall, but what came out was not paint,but colorful, glowing flowers that quickly bloomed and grew on the wall. He stepped back to admire hismasterpiece, a work of magical realism with vivid colors",
"image": "https://playgrounds-storage-public.runcomfy.net/tools/7288/media-files/input-1-1.png"
}'Fetch the current state for a request_id ("in_queue", "in_progress", "completed", or "cancelled").
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/status \
--header "Authorization: Bearer <token>"Retrieve the final outputs and metadata for the given request_id; if the job is not complete, the response returns the current state so you can continue polling.
curl --request GET \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/result \
--header "Authorization: Bearer <token>"Cancel a queued job by request_id, in-progress jobs cannot be cancelled.
curl --request POST \
--url https://model-api.runcomfy.net/v1/requests/{request_id}/cancel \
--header "Authorization: Bearer <token>"Provide a publicly reachable HTTPS URL. Ensure the host allows server‑side fetches (no login/cookies required) and isn't rate‑limited or blocking bots. Recommended limits: images ≤ 50 MB (~4K), videos ≤ 100 MB (~2–5 min @ 720p). Prefer stable or pre‑signed URLs for private assets.
{
"type": "object",
"title": "Input",
"required": [
"prompt",
"image"
],
"properties": {
"prompt": {
"title": "Prompt",
"description": "The positive prompt for the generation.",
"type": "string",
"default": "Close-up: a young black man is holding a spray paint can. He sprayed at the brick wall, but what came out was not paint,but colorful, glowing flowers that quickly bloomed and grew on the wall. He stepped back to admire hismasterpiece, a work of magical realism with vivid colors"
},
"image": {
"title": "Image",
"description": "first_frame is the first frame",
"type": "string",
"default": "https://playgrounds-storage-public.runcomfy.net/tools/7288/media-files/input-1-1.png"
},
"last_image": {
"title": "Last Frame Image",
"description": "last_frame is the last frame.",
"type": "string"
},
"duration": {
"title": "Duration",
"description": "The duration of the generated media. Only 5s or 10s are supported when last_image is not used.",
"type": "integer",
"enum": [
3,
4,
5,
6,
7,
8,
9,
10
],
"default": 5
}
}
}{
"output": {
"type": "object",
"properties": {
"image": {
"type": "string",
"format": "uri",
"description": "single image URL"
},
"video": {
"type": "string",
"format": "uri",
"description": "single video URL"
},
"images": {
"type": "array",
"description": "multiple image URLs",
"items": { "type": "string", "format": "uri" }
},
"videos": {
"type": "array",
"description": "multiple video URLs",
"items": { "type": "string", "format": "uri" }
}
}
}
}RunComfy is the premier ComfyUI platform, offering ComfyUI online environment and services, along with ComfyUI workflows featuring stunning visuals. RunComfy also provides AI Playground, enabling artists to harness the latest AI tools to create incredible art.