Kling 3.0 Pro Text to Video API: AI Video Generation

Generate videos from text with Kling 3.0 Pro Text to Video via the Muapi REST API. Pay per generation — no subscription needed.

Interactive model controls

Kling 3.0 Pro is a high-end video generation model capable of producing longer, smoother, and more realistic cinematic videos with strong motion consistency. It handles complex scenes, realistic physics, natural camera movement, and detailed environments better than earlier versions.

Kling 3.0 Pro Text to Video API Reference

Endpoint

POST https://api.muapi.ai/api/v1/kling-v3.0-pro-text-to-video

Submit a job with your Muapi API key in the x-api-key header, then poll https://api.muapi.ai/api/v1/predictions/{request_id}/result until status is completed.

Parameters

Name	Type	Required	Description
prompt	string	Yes	Text prompt describing the video.
aspect_ratio	string	No	The aspect ratio of the generated videoOptions: 16:9, 9:16, 1:1Default: "16:9"
duration	int	No	The duration of the generated video in secondsDefault: 5
generate_audio	boolean	No	Whether to generate audio for the videoDefault: true

cURL example

REQUEST_ID=$(curl -s -X POST https://api.muapi.ai/api/v1/kling-v3.0-pro-text-to-video \
  -H "x-api-key: $MUAPI_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"prompt":"<prompt>"}' | jq -r .request_id)

curl -s https://api.muapi.ai/api/v1/predictions/$REQUEST_ID/result -H "x-api-key: $MUAPI_API_KEY"

Python example

import os, time, requests

API = "https://api.muapi.ai/api/v1"
headers = {"x-api-key": os.environ["MUAPI_API_KEY"]}

r = requests.post(f"{API}/kling-v3.0-pro-text-to-video", headers=headers, json={"prompt":"<prompt>"})
request_id = r.json()["request_id"]

while True:
    res = requests.get(f"{API}/predictions/{request_id}/result", headers=headers).json()
    if res["status"] == "completed":
        print(res["outputs"]); break
    if res["status"] == "failed":
        raise RuntimeError(res.get("error"))
    time.sleep(3)

Full docs and agent/MCP integration: llms.txt. Get an API key at muapi.ai/access-keys.