Pixazo API→Models→Heygen Video Agent
Pixazo API→Models→Heygen Video Agent

Heygen Video Agent 3.0 API - AI Video Generation APIs

by HeyGen

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Heygen Video Agent 3.0 API is an advanced, prompt-native creative engine designed to automate the entire video production pipeline—including scriptwriting, avatar selection, shot planning, and final editing—from a single text prompt. By functioning as a comprehensive AI production studio, the API autonomously orchestrates the integration of motion graphics, B-roll footage, and voiceovers to deliver broadcast-ready content in minutes. It is built for scalability and enterprise-level automation, allowing developers to convert knowledge bases into multi-scene videos with precise control over visual styles, branding, and multilingual output.

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Heygen Video Agent API

Models Version

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Heygen Video Agent 3.0 Text to Video API Documentation

https://gateway.pixazo.ai/heygen-video-agent/v1

Authentication

All requests require an API key passed via header.

HeaderTypeRequiredDescription
Ocp-Apim-Subscription-KeystringYesYour API subscription key

HeyGen Video Agent generate request

Request Code

POST https://gateway.pixazo.ai/heygen-video-agent/v1/heygen-video-agent-request
Content-Type: application/json
Cache-Control: no-cache
Ocp-Apim-Subscription-Key: YOUR_API_KEY

{
  "prompt": "Create a 30-second product demo video showcasing our new AI features with professional lighting and modern graphics.",
  "avatar": "auto",
  "voice": "auto"
}
import requests

url = "https://gateway.pixazo.ai/heygen-video-agent/v1/heygen-video-agent-request"
headers = {
    "Content-Type": "application/json",
    "Cache-Control": "no-cache",
    "Ocp-Apim-Subscription-Key": "YOUR_API_KEY"
}
data = {
    "prompt": "Create a 30-second product demo video showcasing our new AI features with professional lighting and modern graphics.",
    "avatar": "auto",
    "voice": "auto"
}

response = requests.post(url, json=data, headers=headers)
print(response.json())
const url = "https://gateway.pixazo.ai/heygen-video-agent/v1/heygen-video-agent-request";
const headers = {
  "Content-Type": "application/json",
  "Cache-Control": "no-cache",
  "Ocp-Apim-Subscription-Key": "YOUR_API_KEY"
};
const data = {
  "prompt": "Create a 30-second product demo video showcasing our new AI features with professional lighting and modern graphics.",
  "avatar": "auto",
  "voice": "auto"
};

fetch(url, {
  method: "POST",
  headers: headers,
  body: JSON.stringify(data)
})
.then(response => response.json())
.then(data => console.log(data));
curl -X POST "https://gateway.pixazo.ai/heygen-video-agent/v1/heygen-video-agent-request" \
  -H "Content-Type: application/json" \
  -H "Cache-Control: no-cache" \
  -H "Ocp-Apim-Subscription-Key: YOUR_API_KEY" \
  --data-raw '{
    "prompt": "Create a 30-second product demo video showcasing our new AI features with professional lighting and modern graphics.",
    "avatar": "auto",
    "voice": "auto"
  }'

Output

{
  "request_id": "heygen-video-agent_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx",
  "status": "QUEUED",
  "polling_url": "https://gateway.pixazo.ai/v2/requests/status/heygen-video-agent_019dxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
}
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Webhook (Optional)

Add the X-Webhook-URL header to your generate request to receive a POST callback instead of polling.

X-Webhook-URL: https://your-server.com/webhook/callback

Request Parameters - HeyGen Video Agent generate request

Parameter Required Type Default Allowed values / range Description
promptYesstring——Natural language description

Heygen Video Agent 3.0 Text to Video API Pricing

No data available

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