Cartesia vs Supertone
Cartesia vs Supertone, compared side by side on 17 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: Cartesia is on 66/100 and Supertone on 46/100.
Where each one leads
Cartesia
- our overall score: 66/100 against 46/100
- agent readiness: 54/100 against 42/100
- domain rating: 73/100 against 55/100
- headcount: 116 against 39
- funding raised: $191M against $13.0M
- LinkedIn following: 11,381 against 1,592
Supertone
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Cartesia | Supertone |
|---|---|---|
| What it is | Ultra-realistic voice AI platform powered by State Space Models for developers. | AI-powered voice synthesis and voice cloning for creative and commercial applications. |
| Category | Voice AI, Conversational AI, AI Voice Synthesis, AI Voice Cloning | Voice AI, Voice Synthesis, Voice Cloning, Generative AI |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Software |
| Founded | 2022 | 2021 |
| Headquarters | San Francisco, United States | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Cartesia | Supertone |
|---|---|---|
| Employees | 116 | 39 |
| Open roles | 30 | Not published |
| Total funding | $191M | $13.0M |
| Latest round | Series B | Not published |
| LinkedIn followers | 11,381 | 1,592 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Cartesia | Supertone |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 66/100 | 46/100 |
| Traction | 60/100 | 52/100 |
| Team | 70/100 | Not published |
| Community | 20/100 | Not published |
| Search visibility | 79/100 | 23/100 |
| Quality | 65/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (54/100) | D (42/100) |
| Domain ratingLink authority, 0-100 | 73/100 | 55/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Cartesia | Supertone |
|---|---|---|
| Hosting | Vercel | Not detected |
| CDN | Vercel | Not detected |
| Frameworks | Astro, Tailwind CSS | Not detected |
| Open source | Yes | No |
Product and pricing
| Measure | Cartesia | Supertone |
|---|---|---|
| Key features | Ultra-Low Latency Sonic Model, Best-in-Class Pronunciations, AI Voice Cloning & Changer, Multi-Language Support, Seamless Integrations, Ink Speech-to-Text | Not published |
What users say
| Measure | Cartesia | Supertone |
|---|---|---|
| Community ratingVisitor votes on StartupHub | 5.0/5 from 1 vote | Not published |
Cartesia vs Supertone: common questions
Which is better, Cartesia or Supertone?
On our 0-100 score Cartesia rates higher (66/100 against 46/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 17 data points above: read the rows that match what you are buying for.
How do Cartesia and Supertone compare on the numbers?
Cartesia leads on our overall score (66/100 against 46/100), agent readiness (54/100 against 42/100), domain rating (73/100 against 55/100), headcount (116 against 39), funding raised ($191M against $13.0M), LinkedIn following (11,381 against 1,592).
Read the full Cartesia review and pricing or the Supertone review and pricing. You can also browse other Cartesia alternatives we track.