Vfx
FreeNot checkedVideo Effects MCP server — FFmpeg video effects via natural language. Color grade, transitions, chroma key, text overlays, blur, speed, crop, concat. 9 operatio
About
Video Effects MCP server — FFmpeg video effects via natural language. Color grade, transitions, chroma key, text overlays, blur, speed, crop, concat. 9 operations.
README
FastMCP 3.4+ server that wraps FFmpeg for video effects processing. Translates natural language effect descriptions into FFmpeg filter complex strings and runs them via subprocess.
Features
- 9 effects via a single
vfx_applyportmanteau tool: color grading, transitions, chroma key, text overlay, image overlay, blur, speed change, crop, concat - Dual transport: stdio (Claude Desktop / Cursor) and HTTP (FastAPI + MCP streamable)
- Health & diagnostics endpoints:
GET /api/health,GET /api/v1/diagnostics
Prerequisites
Quick Start
uv sync
uv run python -m vfx_mcp --stdio
Usage
MCP Tools
| Operation | Description |
|---|---|
color_grade |
Apply color grading (sepia, vintage, neon, bleach_bypass, cold, warm, grayscale) |
transition |
Crossfade, fade to black, wipe left/right, slide between clips |
chroma_key |
Green/blue screen removal |
overlay_text |
Add text overlay with position and font size |
overlay_image |
Add logo/watermark overlay |
blur |
Gaussian or box blur |
speed |
Change playback speed (0.25x-4x) |
crop |
Crop video to region |
concat |
Join multiple clips |
Ports
| Port | Service |
|---|---|
| 11122 | Backend (FastAPI + FastMCP HTTP /mcp) |
| 11123 | Frontend (reserved) |
Configuration
See .env.example for all settings. Key env vars:
| Variable | Default | Description |
|---|---|---|
VFX_MCP_HOST |
127.0.0.1 |
Bind address |
VFX_MCP_PORT |
11122 |
HTTP server port |
VFX_MCP_FFMPEG_PATH |
ffmpeg |
FFmpeg binary path |
VFX_MCP_TIMEOUT_SECONDS |
300 |
FFmpeg process timeout |
Installing Vfx
This server has no published package — it is built from source. Open the repository and follow its README.
▸ github.com/sandraschi/vfx-mcpFAQ
Is Vfx MCP free?
Yes, Vfx MCP is free — one-click install via Unyly at no cost.
Does Vfx need an API key?
No, Vfx runs without API keys or environment variables.
Is Vfx hosted or self-hosted?
Self-hosted: the server runs locally on your machine via the install command above.
How do I install Vfx in Claude Desktop, Claude Code or Cursor?
Open Vfx on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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