Video · Text to video · Image to video
Kandinsky 6.0 Pro API
Kandinsky 6.0 Pro by Kandinsky Lab. Open-weight text- and image-to-video with a synchronized audio track; 5-second clips, upscalable to 1080p or 4x.
- Price
- From $0.24 per run $0.03/video
- Typical time
- ~10 min
- Model id
kandinsky_6
Kandinsky 6.0 Pro runs on one varg API key and one credit balance, the same as every other model here. You pay the provider's price, with no markup.
curl -X POST https://api.varg.ai/v2/tools/video/call \
-H "Authorization: Bearer $VARG_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "kandinsky_6",
"prompt": "A street violinist plays under a bridge at night, rain on the cobblestones, the melody echoing."
}'Kandinsky 6.0 Pro pricing
From $0.24 per run. Prices are in US dollars and are the provider's own, with no markup. Kandinsky 6.0 Pro has 2 routes: "model": "kandinsky_6" picks one automatically, or pass a route key as "model" to pin it. For the exact price of a request, send the same body to POST https://api.varg.ai/v2/estimate.
- fal $0.03/video
fal:fal-ai/kandinsky6-pro/text-to-videoText to video Kandinsky 6.0 Pro text-to-video: 5 s clips with synchronized audio, optional upscale to 1080p/4×.
- Per video
- $0.03
- Extra per num_inference_steps
- +$0.0264
- Extra when upscale_factor is 2
- +$0.18
- Extra when upscale_factor is 2.25
- +$0.18
- Extra when upscale_factor is 4
- +$0.56
- Minimum charge
- $0.24
- Most one request can cost
- $1.91
- Typical time
- ~10 min
- fal $0.03/video
fal:fal-ai/kandinsky6-pro/image-to-videoImage to video Kandinsky 6.0 Pro image-to-video: animates a first frame into a 5 s clip with audio.
- Per video
- $0.03
- Extra per num_inference_steps
- +$0.0264
- Extra when upscale_factor is 2
- +$0.18
- Extra when upscale_factor is 2.25
- +$0.18
- Extra when upscale_factor is 4
- +$0.56
- Minimum charge
- $0.24
- Most one request can cost
- $1.91
- Typical time
- ~10 min
Kandinsky 6.0 Pro inputs
The JSON body of the request. Media inputs are URLs: upload a local file with POST /v2/files and pass the URL it returns. Full JSON Schema, no key needed: api.varg.ai/v2/tools/video?model=kandinsky_6
| Field | What it does |
|---|---|
model string required | kandinsky_6 picks a route automatically. To pin one, pass a route key from Pricing above. |
prompt string | — |
files array of { url } | — |
aspect_ratio string | Allowed e.g. 16:9 | 9:16 | 1:1 | 4:3 | 3:4 | 21:9 | auto |
resolution string | Quality tier. Supported by this model: 480p, 1080p, 4k. Unsupported tiers fall back to the nearest available. Allowed 480p | 720p | 1080p | 4k |
audio boolean | Set true to generate the video with a native audio track. |
duration integer | Length in seconds. Not mapped by this model — ignored if sent. Allowed 1–120 |
Provider options
Optional, under provider_options.<provider>. Only the options of the provider that runs the job apply; pin a route to choose it.
provider_options.fal
| Field | What it does |
|---|---|
prompt string | The text prompt describing the video and its sound. |
sync_mode boolean | If `True`, the media will be returned as a data URI and the output data won't be available in the request history. |
aspect_ratio string | Allowed 16:9 | 9:16 | 1:1 | 4:3 | 3:4 |
generate_audio boolean | Whether to generate a synchronized audio track. |
guidance_scale number | Classifier-free guidance strength. Allowed 1–10 |
upscale_factor number | — |
num_inference_steps integer | The number of denoising steps. Allowed 8–50 |
enable_safety_checker boolean | Authorized callers may set false to request relaxed screening. |
enable_prompt_expansion boolean | Whether to rewrite the prompt into a detailed video+audio description with the model's own Qwen2.5-VL text encoder before generating. |
image_url string (URL) | The image used as the first frame of the video. |
Call the Kandinsky 6.0 Pro API
POST https://api.varg.ai/v2/tools/video/call with Authorization: Bearer $VARG_API_KEY. It answers 202 with a job right away.
1. Send the request
curl -X POST https://api.varg.ai/v2/tools/video/call \
-H "Authorization: Bearer $VARG_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "kandinsky_6",
"prompt": "A street violinist plays under a bridge at night, rain on the cobblestones, the melody echoing."
}'JavaScript
const headers = {
Authorization: `Bearer ${process.env.VARG_API_KEY}`,
'Content-Type': 'application/json',
}
const res = await fetch('https://api.varg.ai/v2/tools/video/call', {
method: 'POST',
headers,
body: JSON.stringify({
"model": "kandinsky_6",
"prompt": "A street violinist plays under a bridge at night, rain on the cobblestones, the melody echoing."
}),
})
const job = await res.json() // { id: "job_…", status: "queued" }Python
import os
import requests
headers = {"Authorization": f"Bearer {os.environ['VARG_API_KEY']}"}
job = requests.post(
"https://api.varg.ai/v2/tools/video/call",
headers=headers,
json={
"model": "kandinsky_6",
"prompt": "A street violinist plays under a bridge at night, rain on the cobblestones, the melody echoing."
},
).json() # {"id": "job_…", "status": "queued"}2. Get the result
Poll the job until its status is completed, failed or cancelled; Kandinsky 6.0 Pro typically takes about 10 min. The result is at output.outputs[0].url.
curl https://api.varg.ai/v2/jobs/$JOB_ID \
-H "Authorization: Bearer $VARG_API_KEY"
# Poll until "status" is completed, failed or cancelled.
# The result is in output.outputs[0].urlJavaScript
let current = job
while (!['completed', 'failed', 'cancelled'].includes(current.status)) {
await new Promise((resolve) => setTimeout(resolve, 3000))
current = await (await fetch(`https://api.varg.ai/v2/jobs/${current.id}`, { headers })).json()
}
console.log(current.output?.outputs?.[0]?.url)Python
import time
while job["status"] not in ("completed", "failed", "cancelled"):
time.sleep(3)
job = requests.get(f"https://api.varg.ai/v2/jobs/{job['id']}", headers=headers).json()
print(job["output"]["outputs"][0]["url"])Or take a webhook instead of polling
Add options.webhook_url and varg POSTs the finished job to it.
{
"model": "kandinsky_6",
"prompt": "A street violinist plays under a bridge at night, rain on the cobblestones, the melody echoing.",
"options": {
"webhook_url": "https://your-app.com/varg-webhook"
}
}From Claude, ChatGPT or Cursor (MCP)
The varg MCP server, https://mcp.varg.ai/mcp, runs Kandinsky 6.0 Pro with call_tool. Sign in with varg, no API key to paste. How to connect it
{
"tool": "video",
"input": {
"model": "kandinsky_6",
"prompt": "A street violinist plays under a bridge at night, rain on the cobblestones, the melody echoing."
},
"wait": true
}Kandinsky 6.0 Pro API: questions
- How much does Kandinsky 6.0 Pro cost on varg?
- Kandinsky 6.0 Pro costs from $0.24 per run on varg ($0.03/video on the cheapest route). varg charges the provider's price with no markup, from one credit balance. For the exact price of a request before you run it, send the same body to POST https://api.varg.ai/v2/estimate.
- How do I call the Kandinsky 6.0 Pro API?
- Send POST https://api.varg.ai/v2/tools/video/call with the header "Authorization: Bearer $VARG_API_KEY" and a JSON body that includes "model": "kandinsky_6". The call answers 202 with a job right away. Poll GET https://api.varg.ai/v2/jobs/{id} until "status" is "completed", then read output.outputs[0].url, or pass options.webhook_url to be called back.
- Can I use Kandinsky 6.0 Pro from Claude, ChatGPT or Cursor?
- Yes. Add the varg MCP server (https://mcp.varg.ai/mcp) to Claude, ChatGPT, Cursor or any other MCP client and sign in with varg, with no API key to paste. The agent runs Kandinsky 6.0 Pro with call_tool, passing tool "video" and "model": "kandinsky_6".
- How long does a Kandinsky 6.0 Pro request take?
- Typically about 10 min on the fastest route, by the catalog's estimate. The API answers at once with a job id, so nothing waits on an open connection while it runs.
For AI agents: this page as Markdown is varg.ai/models/kandinsky_6.md, and every model is listed in varg.ai/models/llms.txt.