AI Avatar with AI Generated B-roll

Create AI avatar videos with automatically generated B-roll footage that complements the narration.

When to Use This Template

• You have a talking head video (from HeyGen, a webcam, or your phone) and want to add AI-generated b-roll footage that matches your narration

• You are a coach, educator, or thought leader who records yourself speaking and wants to make the video more engaging with relevant visuals

• You want to enhance existing avatar or webcam footage for LinkedIn, YouTube, or Instagram without manually sourcing b-roll

Template Information

Property	Value
Template ID	/base/v2/ai-avatar-broll/7c26a1cd-d5b3-42da-9c73-2413333873b3/v1
Output Type	Video
Category	AI Avatar

Parameters

Parameter	Type	Required	Default	Description
avatarVideoUrl	video	Yes	-	Video URL of avatar speaking the narration

How It Works

1. Upload a video of your avatar speaking (e.g., a talking head video)

2. The system analyzes the narration and automatically generates relevant B-roll footage

3. The B-roll is intelligently cut into the avatar video to create an engaging final product

Example 1: Basic Usage

POST https://backend.blotato.com/v2/videos/from-templates
Content-Type: application/json
blotato-api-key: YOUR_API_KEY

{
  "templateId": "/base/v2/ai-avatar-broll/7c26a1cd-d5b3-42da-9c73-2413333873b3/v1",
  "inputs": {
    "avatarVideoUrl": "https://example.com/my-avatar-speaking.mp4"
  },
  "render": true
}

Example 2: With Hosted Video

POST https://backend.blotato.com/v2/videos/from-templates
Content-Type: application/json
blotato-api-key: YOUR_API_KEY

{
  "templateId": "/base/v2/ai-avatar-broll/7c26a1cd-d5b3-42da-9c73-2413333873b3/v1",
  "inputs": {
    "avatarVideoUrl": "https://storage.example.com/videos/talking-head-video.mp4"
  },
  "render": true
}

Tips for Best Results

1. Record a clear talking head video with good audio quality

2. Speak at a moderate pace to allow for B-roll insertion

3. Use natural pauses in your narration

4. Ensure consistent lighting and framing in your avatar video

Related Templates

• AI Video with AI Voice

• AI Selfie Talking Video

• Combine Clips and Apply Basic Edits

See Also

• Create Visual API Reference

• All Visual Templates