submagic-mcp-server 1.0.0

AI-powered video editing MCP server with Submagic API integration

Submagic MCP Server

AI-powered video editing MCP server for automatic captions, magic zooms, B-rolls, and viral clip generation. Process videos in 107 languages with professional templates and advanced editing features.

Status: Production-Ready | API Coverage: 100% | Rating: 9.5/10

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Quick Start

Installation

# 1. Create virtual environment
python3 -m venv venv
source venv/bin/activate  # Windows: venv\Scripts\activate

# 2. Install dependencies
pip install -r requirements.txt

# 3. Configure API key
echo 'SUBMAGIC_API_KEY="sk-your-key-here"' > .env

# 4. Test the server
python tests/test_server.py

Get your API key at: https://app.submagic.co/signup

Claude Desktop Setup

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "submagic": {
      "command": "/absolute/path/to/venv/bin/python",
      "args": ["/absolute/path/to/submagic_mcp.py"],
      "env": {
        "SUBMAGIC_API_KEY": "sk-your-api-key"
      }
    }
  }
}

Restart Claude Desktop - done!

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Features

AI Video Processing

• AI Captions - 107 languages, 98%+ accuracy
• Magic Zooms - AI-powered dynamic zoom effects
• Magic B-rolls - Auto-insert stock footage (0-100% coverage)
• Silence Removal - 3 speeds: natural (0.6+s), fast (0.2-0.6s), extra-fast (0.1-0.2s)
• Bad Takes Removal - AI removes "um", "uh", "like" filler words
• Custom B-rolls - Insert your own videos at exact timestamps

Social Media Optimization

• 30+ Templates - Hormozi series, Beast, Sara, professional styles
• Magic Clips - Auto-generate viral clips from YouTube (15-300s duration)
• Platform Presets - TikTok (15-30s), Reels (30s), Shorts (45-60s)
• Custom Themes - Apply your branded styling
• Aspect Ratios - 9:16, 1:1, 16:9, 4:5 via export dimensions

Professional Workflow

• Post-Creation Editing - Update silence removal, add filler word cleanup, insert B-rolls
• Iterative Refinement - Update and re-export multiple times
• Webhook Notifications - Get notified when processing completes
• Custom Dictionary - Improve transcription accuracy

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Usage Examples

Basic: Create Video with AI Captions

submagic_create_project(
    title="Product Demo",
    language="en",
    video_url="https://example.com/video.mp4",
    template_name="Hormozi 2",
    magic_zooms=True,
    magic_brolls=True,
    remove_silence_pace="fast"
)

Advanced: Professional Editing Workflow

# 1. Create project
project_id = submagic_create_project(...)

# 2. Wait for processing (2-10 min)
submagic_get_project(project_id)

# 3. Fine-tune after reviewing
submagic_update_project(
    project_id=project_id,
    remove_silence_pace="extra-fast",  # Tighten pacing
    remove_bad_takes=True               # Clean filler words
)

# 4. Export for TikTok (9:16 vertical)
submagic_export_project(
    project_id=project_id,
    width=1080,
    height=1920,
    fps=30
)

# 5. Get download URL
submagic_get_project(project_id)  # Check for downloadUrl

Magic Clips: YouTube to TikTok

# Generate 15-second TikTok clips from YouTube video
submagic_create_magic_clips(
    title="TikTok Highlights",
    youtube_url="https://youtube.com/watch?v=abc123",
    language="en",
    min_clip_length=15,
    max_clip_length=30,
    user_theme_id="your-brand-uuid"  # Optional branding
)

Insert Custom B-Roll

# Replace boring section with product demo
submagic_update_project(
    project_id=project_id,
    custom_broll_items=[
        {
            "startTime": 30.0,
            "endTime": 45.0,
            "userMediaId": "your-broll-uuid"  # From Submagic editor
        }
    ]
)

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Tools Reference

Tool	Purpose	Rate Limit
submagic_list_languages	Get 107 language codes	1000/hour
submagic_list_templates	List 30+ templates	1000/hour
submagic_create_project	Create video with AI features	500/hour
submagic_get_project	Check status, get download URLs	100/hour
submagic_update_project	Edit after creation	100/hour
submagic_export_project	Export with custom settings	500/hour
submagic_create_magic_clips	Generate clips from YouTube	500/hour

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Platform-Specific Exports

TikTok (9:16 Vertical)

submagic_export_project(project_id, width=1080, height=1920)

Instagram Reels (9:16)

submagic_export_project(project_id, width=1080, height=1920)

Instagram Feed (1:1 Square)

submagic_export_project(project_id, width=1080, height=1080)

YouTube (16:9 Landscape)

submagic_export_project(project_id, width=1920, height=1080)

Instagram Feed Optimized (4:5)

submagic_export_project(project_id, width=1080, height=1350)

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Important Notes

Workflow

• Create → Wait 2-10 min → (Optional) Update → Re-export → Download
• After updating, MUST re-export to apply changes
• Can iterate multiple times for refinement

Limitations

• Videos must be publicly accessible URLs (no local files yet)
• Max: 2GB file size, 2 hours duration
• Formats: MP4, MOV input | MP4, MOV output
• remove_bad_takes adds 1-2 minutes processing time

Dashboard vs API

Some dashboard features are NOT available via API:

• Correct Eye Contact (AI)
• Clean Audio enhancement
• Generate Hook Title (AI)
• Explicit aspect ratio parameter (use export dimensions instead)

See docs/API_LIMITATIONS_DISCOVERED.md for full analysis.

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Troubleshooting

Server won't start:

pip install -r requirements.txt
python -c "from submagic_mcp import app; print('OK')"

Authentication failed:

• Check .env file has correct API key
• Key must start with sk-

Project stuck processing:

• Normal: 2-10 minutes
• Large videos: up to 15 minutes
• Check every 30-60 seconds

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Pricing

• Free Trial: 3 videos with watermark
• Starter: $14/month - 20 videos
• Growth: $40/month - Unlimited
• Business: $60/month - Unlimited + features

https://www.submagic.co/pricing

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Resources

• API Docs: https://docs.submagic.co
• Sign Up: https://app.submagic.co/signup
• Templates: https://www.submagic.co/templates
• MCP Protocol: https://modelcontextprotocol.io

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License

MIT