🎬 HeyGen AI Avatar Video (Lite)

Turn text into professional video — with YOUR digital twin speaking it.

No camera. No studio. No editing. Just type, generate, and publish.

🔥 Over 40,000 creators already use HeyGen to make AI videos. Join them — Start free →

🎯 What You Can Build

| Use Case | Example | |----------|---------| | 📹 Product demos | Your avatar explains features in 10 languages | | 📚 Course content | Scale yourself — teach without recording | | 📱 Social media | Daily TikTok/Reels/Shorts on autopilot | | 🌍 Localization | Same video, 40+ languages, zero re-recording | | 💼 Sales outreach | Personalized video messages at scale |

⚡ Quick Start (3 Steps)

1. Get Your HeyGen Account & API Key

👉 Create your free HeyGen account — includes free trial credits to test with.

Once signed in: Settings → API → Create API Key

export HEYGEN_API_KEY="your_api_key_here"

2. Pick an Avatar

Choose from 100+ stock avatars, or upload a 2-min video of yourself to create your own digital twin.

curl -X GET "https://api.heygen.com/v2/avatars" \
  -H "X-Api-Key: $HEYGEN_API_KEY" | jq '.data.avatars[:5]'

3. Generate Your First Video

curl -X POST "https://api.heygen.com/v2/video/generate" \
  -H "X-Api-Key: $HEYGEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "video_inputs": [{
      "character": {
        "type": "avatar",
        "avatar_id": "YOUR_AVATAR_ID",
        "avatar_style": "normal"
      },
      "voice": {
        "type": "text",
        "input_text": "Hello! This is my AI avatar speaking.",
        "voice_id": "YOUR_VOICE_ID"
      }
    }],
    "dimension": { "width": 1280, "height": 720 }
  }'

Check status:

curl -X GET "https://api.heygen.com/v1/video_status.get?video_id=$VIDEO_ID" \
  -H "X-Api-Key: $HEYGEN_API_KEY"

🎉 That's it. Your first AI video, done in under 5 minutes.

📐 Video Formats

| Format | Dimensions | Best For | |--------|------------|----------| | 🖥️ Landscape | 1280×720 | YouTube, Website, Presentations | | 📱 Portrait | 720×1280 | TikTok, Reels, Shorts | | ⬛ Square | 1080×1080 | Instagram, LinkedIn |

🗣️ Voice Options

# List all available voices (40+ languages)
curl -X GET "https://api.heygen.com/v2/voices" \
  -H "X-Api-Key: $HEYGEN_API_KEY" | jq '.data.voices[:10]'

Stock voices — Professional voices in 40+ languages
Voice cloning — Upload 30 seconds of audio to clone your own voice
ElevenLabs integration — Bring your ElevenLabs voice ID for premium quality

🏗️ Architecture

┌─────────────┐     ┌─────────────┐     ┌─────────────┐
│  Your Text  │────▶│  HeyGen API │────▶│   MP4 Video │
│  + Avatar   │     │  (generate) │     │   (download) │
└─────────────┘     └─────────────┘     └─────────────┘

💰 Pricing

| Plan | Monthly | What You Get | |------|---------|-------------| | Free Trial | $0 | 1 min free credits | | Creator | $29/mo | 15 min/month | | Business | $89/mo | 30 min/month |

💡 Pro tip: Start with the free trial to test your avatar before committing.

⚠️ Lite Version Limitations

This is the free starter guide. For production automation:

❌ No batch generation scripts
❌ No subtitle integration
❌ No error handling / retry logic

🚀 Want the Full Package?

Premium Version includes battle-tested scripts from daily production use:

✅ Complete Python generation & download script
✅ Portrait + Landscape + Square presets
✅ ZapCap subtitle integration
✅ Batch video generation
✅ Telegram/LINE delivery
✅ Priority support

Get it on Virtuals ACP → Job: heygen_avatar_video ($8 USD)

🔗 Resources

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