Image model by Kling
Kling V3 API
model: kling-v3
Call Kling V3 with your KeelRouter API key, the same key you use for every other model. From $0.091 per second, paid per call from a prepaid balance. Failed calls are free.
Pricing
| Option | Price |
|---|---|
| std | $0.091 per second |
| std+audio | $0.13 per second |
| pro | $0.11 per second |
| pro+audio | $0.17 per second |
Call it
Async: POST /v1/images/generations returns a taskId; poll the same path with ?task_id= or pass a callback_url.
curl https://api.keelrouter.com/v1/images/generations \
-H "Authorization: Bearer $KEELROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "kling-v3",
"prompt": "A lighthouse at dawn, watercolor",
"mode": "pro",
"sound": "on"
}'Parameters
| Name | Type | Notes |
|---|---|---|
| model | string | Required. kling-v3 |
| duration | string | One of 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15. Default 5. |
| prompt | string | |
| image | string | |
| mode | string | One of std, pro. Default std. |
| sound | string | One of on, off. Default off. |
| negative_prompt | string | |
| aspect_ratio | string | |
| cfg_scale | number | |
| image_tail | string | |
| voice_list | array | |
| multi_shot | boolean | |
| callback_url | string | Optional https URL; we POST the result when the task ends |
FAQ
- How much does the Kling V3 API cost on KeelRouter?
- From $0.091 per second. You pay per call from a prepaid USD balance; failed calls are not charged.
- How do I call Kling V3?
- POST to /v1/images/generations with model "kling-v3". You get a taskId back; poll the same endpoint with ?task_id= or pass a callback_url.
- Is this the official Kling V3 API?
- No. KeelRouter is an independent API gateway. Requests run on Kling V3 through our upstream providers, and the image model keeps its own safety filters.
- How long are results kept?
- Result files are kept for 30 days, then deleted. Download what you want to keep.
More from Kling
KeelRouter is an independent service and is not affiliated with Kling. Kling V3 is a trademark of its owner, used here only to name the model a request runs on.