Tarzi vs OpenCaptions
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Tarzi compared with OpenCaptions
| Detail | 
Tarzi | 
OpenCaptions |
|---|
| What it does | AI video editor that makes edits from plain language descriptions
| Free, open-source video captions you control
|
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| Stage | MVP
| Startup
|
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| Founded | 2026
| 2026
|
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| Based in | Not given
| Not given
|
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| Pricing model | Freemium
| Freemium
|
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| Pricing | Not given
| Free app (1080p at 30 fps), Pro one-time purchase 14.99 €, self-hosting free
|
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| Key features | - Natural language video editing - describe edits in plain text or voice
- Activity panel shows every step - cuts, captions and titles visible as they happen
- Automatic caption generation with brand styling
- Quality check on every render against your brief
- Policy engine with fixed rules - AI cannot override permissions
- Batch editing - works on a file or a whole folder
- Local processing - videos stay on your Windows 11 PC
- Multiple output formats for different platforms
- 67 caption styles with 39 text animations and 2,020 fonts
| - Transcription with Whisper, Parakeet, or Apple Speech
- Word-by-word animated captions
- Caption styling and correction
- Export as MP4, WebM, ProRes, SRT, VTT or JSON
- iPhone app with on-device transcription
- Self-hosted Docker deployment
- HTTP API for scripts and pipelines
- Integration with Claude, Cursor and MCP clients
- Support for 13 interface languages
- GPU acceleration optional for faster transcription
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| What makes it different | - Describe edits in natural language instead of using complex timeline interfaces
- Quality check reviews every render against your original brief before export
- Policy engine ensures AI never makes unauthorized changes to your computer
- All features available on every plan - pricing differs only in AI usage
| - Open source with Rust engine shared across browser, app and server
- No uploads: iPhone app transcribes on device, self-hosted keeps videos local
- Free with one-time Pro purchase, no subscription required
- Run on your own server with Docker, no dependency on external services
- Agent integration for video captioning from Claude and other AI tools
|
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | Not checked yet ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 0 | 0 |
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| Referring domains (Majestic) | 0 | 0 |
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6 details filled in for both companies.
More alternatives to Tarzi More alternatives to OpenCaptions