Overview
This workflow combines three AI tools to create professional videos efficiently: Runway for visual generation, ElevenLabs for voice, and HeyGen for talking head segments. Together, they form a complete video production pipeline.
The Tools
Runway (Visual Generation)
- Gen-3 for text/image-to-video
- Video editing and effects
- Motion brush for control
- Multi-modal generation
ElevenLabs (Voice)
- Natural voice synthesis
- Voice cloning
- Multiple languages
- Sound effects
HeyGen (Avatars)
- Talking head videos
- AI avatars
- Lip sync
- Custom avatar creation
Workflow Steps
Step 1: Script and Planning
Before using any tools:
- Write complete script
- Identify visual segments vs. talking head segments
- Note required B-roll and transitions
- Plan voice requirements (narration vs. presenter)
Step 2: Voice Production (ElevenLabs)
Create audio first to guide visuals:
- Generate narration with chosen voice
- Create presenter audio for HeyGen segments
- Export high-quality WAV files
- Note timestamps for scene changes
Step 3: Visual Generation (Runway)
Create video content:
- Generate clips from text prompts
- Use image-to-video for specific visuals
- Create transitions and effects
- Match clip length to audio segments
Step 4: Talking Head Segments (HeyGen)
Create presenter elements:
- Upload ElevenLabs audio
- Choose or upload avatar
- Generate talking head clips
- Export for integration
Step 5: Assembly and Editing
Bring everything together:
- Import all assets to video editor
- Sync audio and video
- Add transitions between segments
- Colour grade for consistency
- Add music and sound effects
Example Project: Product Explainer
Project Structure
| Segment | Tool | Duration |
|---|---|---|
| Introduction (avatar) | HeyGen | 20s |
| Problem statement | Runway | 15s |
| Solution demo | Screen recording + Runway | 45s |
| Benefits overview | Runway | 30s |
| Call to action (avatar) | HeyGen | 15s |
Cost Breakdown
- ElevenLabs Pro: ~$22/month
- Runway Standard: ~$15/month
- HeyGen Creator: ~$24/month
- Total: ~$61/month for multiple videos
Tips for Success
Voice Tips
- Use consistent voice across videos
- Clone your voice for authenticity
- Adjust speed for different segments
- Preview before generating full audio
Visual Tips
- Use consistent style references
- Generate extra options for selection
- Keep clips slightly longer than needed
- Use motion brush for specific control
Avatar Tips
- Choose avatar that matches brand
- Keep segments concise
- Use gestures for engagement
- Test audio quality before full generation
Common Challenges
Audio-Video Sync
- Generate audio first, then match video length
- Use markers for precise alignment
- Leave slight pauses between segments
Style Consistency
- Use same prompting style throughout
- Apply consistent colour grading
- Create and reuse style references
Quality Control
- Preview all segments before final assembly
- Check lip sync on avatar segments
- Verify audio levels are consistent
Conclusion
This workflow enables individuals and small teams to produce professional video content at a fraction of traditional costs. The key is planning thoroughly and using each tool for its strengths.
