SynthCut

Free plan

What the maker publishes

Automatic captions

Yes source

Editing workflow

It lets an AI client import clips, edit timelines, generate captions, reframe footage, render previews, and export videos. source

Free plan

Yes source

Human review

The AI edits the same project shown in the desktop app, where users can inspect the timeline, preview results, and course-correct in plain language. source

Integrations

The site lists Claude Desktop, Claude Code, Cursor, Codex, Gemini CLI, and Windsurf as compatible clients. source

License

SynthCut is free and open source under GPL-3.0-or-later. source

Local processing

The maker says importing, editing, previews, captions, reframing, and exporting run on the user's machine; the Windows build includes FFmpeg and local models. source

MCP tools

SynthCut exposes 94 editing tools across 13 categories to MCP-compatible AI clients. source

Platform availability

Windows has an installer and portable zip; macOS and Linux can run from source with Node.js and FFmpeg, with packaged builds described as forthcoming. source

Product

SynthCut is an open-source desktop video editor operated by AI through MCP. source

Silence removal

Yes source

Supported platforms

Windows,macOS,Linux source

Text-based editing

Yes source

Timeline features

The editor supports multi-track editing, trimming, splitting, reordering, transitions, fades, keyframes, text, captions, color, audio, proxy media, and export presets. source

Windows signing

The maker says the Windows app is currently unsigned and may trigger a SmartScreen warning. source

Checked against the maker's pages on 11 Oct 2026.