Cartesia Sonic
Sonic is the fastest human-like voice API.
Silero VAD
One voice detector to rule them all
Updated February 2026
| Cartesia Sonic | Silero VAD | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 15 | 1 |
| Pros | 4 | 0 |
| FactScore™ | 60.2 | 15.1 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Cartesia Sonic — Pros
Fast performance Real-time voice experiences Ease of use Diverse voice libraryBoth tools — Pros
—Only in Silero VAD — Pros
No unique pros listedOnly in Cartesia Sonic — Cons
—Both tools — Cons
—Only in Silero VAD — Cons
—Details
| Cartesia Sonic | Silero VAD | |
|---|---|---|
| Categories | Podcasting Tools, AI Voice Agents, Text-to-Speech Software | AI Voice Agents |
| Platforms | Web | Web |
| Became Popular | May 29, 2024 | December 19, 2021 |
| Website | cartesia.ai | github.com |
Who Should Pick Which?
Choose Cartesia Sonic if...
- Fast performance
- Real-time voice experiences
- Ease of use
Choose Silero VAD if...
- No unique pros listed
With a FactScore™ of 60.2 vs 15.1, Cartesia Sonic leads in community reception. Cartesia Sonic uniquely offers Fast performance and Real-time voice experiences, while Silero VAD stands out for No unique pros listed.
What Users Say
Cartesia Sonic
Cartesia is amazing! They have enabled us to reduce system latency by hundreds of milliseconds – critical to making our conversations feel natural. Their streaming in, streaming out interface, pyth...
Cartesia is a game-changer for us. They provide high-quality voice APIs which are extremely fast and budget-friendly.
Fast, high-quality voice models in multiple languages. Great team and great product velocity.
Silero VAD
Best open-sourece VAD.
Related Comparisons
Frequently Asked Questions
Which is better, Cartesia Sonic or Silero VAD?
Based on FactScore™, Cartesia Sonic leads with a score of 60.2 vs 15.1. Cartesia Sonic has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Cartesia Sonic compared to Silero VAD?
Cartesia Sonic uniquely offers: Fast performance, Real-time voice experiences, Ease of use, Diverse voice library.
What are the pros of Silero VAD compared to Cartesia Sonic?
Silero VAD uniquely offers: No unique pros listed.
Is Cartesia Sonic better rated than Silero VAD?
Cartesia Sonic is rated 5.0★ from 15 reviews. Silero VAD is rated 5.0★ from 1 reviews.
What is the FactScore™ of Cartesia Sonic and Silero VAD?
FactScore™ weighs rating and review volume together. Cartesia Sonic scores 60.2 and Silero VAD scores 15.1.
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