Cartesia vs Shadow Inc
Cartesia vs Shadow Inc, compared side by side on 19 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 Shadow Inc on 54/100.
Where each one leads
Cartesia
- our overall score: 66/100 against 54/100
- domain rating: 73/100 against 18/100
- LinkedIn following: 11,381 against 294
Shadow Inc
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Cartesia | Shadow Inc |
|---|---|---|
| What it is | Ultra-realistic voice AI platform powered by State Space Models for developers. | AI-powered media intelligence and communications technology. |
| Category | Voice AI, Conversational AI, AI Voice Synthesis, AI Voice Cloning | AI Agent, Agentic AI, AI Tool, AI Voice Cloning |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Software |
| Founded | 2022 | 2024 |
| Headquarters | San Francisco, United States | New York, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Cartesia | Shadow Inc |
|---|---|---|
| Employees | 116 | Not published |
| Open roles | 30 | Not published |
| Total funding | $191M | Not published |
| Latest round | Series B | Not published |
| LinkedIn followers | 11,381 | 294 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Cartesia | Shadow Inc |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 66/100 | 54/100 |
| Traction | 60/100 | Not published |
| Team | 70/100 | Not published |
| Community | 20/100 | 25/100 |
| Search visibility | 79/100 | 43/100 |
| Quality | 65/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (54/100) | D (58/100) |
| Domain ratingLink authority, 0-100 | 73/100 | 18/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Cartesia | Shadow Inc |
|---|---|---|
| Hosting | Vercel | Vercel |
| CDN | Vercel | Vercel |
| Frameworks | Astro, Tailwind CSS | Next.js, Tailwind CSS |
| Analytics | Not detected | Google Analytics 4, Google Tag Manager |
| Open source | Yes | Yes |
Product and pricing
| Measure | Cartesia | Shadow Inc |
|---|---|---|
| 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 | Shadow Inc |
|---|---|---|
| Community ratingVisitor votes on StartupHub | 5.0/5 from 1 vote | 5.0/5 from 1 vote |
Cartesia vs Shadow Inc: common questions
Which is better, Cartesia or Shadow Inc?
On our 0-100 score Cartesia rates higher (66/100 against 54/100). 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 19 data points above: read the rows that match what you are buying for.
How do Cartesia and Shadow Inc compare on the numbers?
Cartesia leads on our overall score (66/100 against 54/100), domain rating (73/100 against 18/100), LinkedIn following (11,381 against 294).
Read the full Cartesia review and pricing or the Shadow Inc review and pricing. You can also browse other Cartesia alternatives we track.