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

Parameters

Parameter

Type

Required

Default

Description

avatarVideoUrl

video

Yes

Video URL of avatar speaking the narration

How It Works

Upload a video of your avatar speaking (e.g., a talking head video)
The system analyzes the narration and automatically generates relevant B-roll footage
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

Record a clear talking head video with good audio quality
Speak at a moderate pace to allow for B-roll insertion
Use natural pauses in your narration
Ensure consistent lighting and framing in your avatar video