Deepgram vs Ultravox.ai
Deepgram vs Ultravox.ai, compared side by side on 21 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: Deepgram is on 66/100 and Ultravox.ai on 52/100.
Where each one leads
Deepgram
- our overall score: 66/100 against 52/100
- domain rating: 79/100 against 51/100
- headcount: 314 against 16
- funding raised: $202M against $10.0M
- LinkedIn following: 38,140 against 5,687
Ultravox.ai
Leads on none of the measures we hold for both companies.
At a glance
| Measure | Deepgram | Ultravox.ai |
|---|---|---|
| What it is | Deepgram is an enterprise voice AI platform providing APIs for speech-to-text, text-to-speech, and voice agents, used by over 200,000 developers to build voice-first products. | Ultravox.ai (formerly Fixie.ai) is building human-like voice AI agents and models for natural, real-time communication. |
| Category | Neocloud, GPU, AI Foundation & Compute, AI Tools & Apps | Agentic AI, AI Agents, Foundation Model, Large Language Model |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2015 | 2022 |
| Headquarters | San Francisco, United States | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Deepgram | Ultravox.ai |
|---|---|---|
| Employees | 314 | 16 |
| Total funding | $202M | $10.0M |
| Latest round | Series C | Seed |
| Valuation | $1.3B | Not published |
| LinkedIn followers | 38,140 | 5,687 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Deepgram | Ultravox.ai |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 66/100 | 52/100 |
| Traction | 60/100 | 47/100 |
| Team | 70/100 | 30/100 |
| Community | 8/100 | Not published |
| Search visibility | 64/100 | 54/100 |
| Quality | 68/100 | 58/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (49/100) | D (46/100) |
| Domain ratingLink authority, 0-100 | 79/100 | 51/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Deepgram | Ultravox.ai |
|---|---|---|
| Hosting | Netlify | Not detected |
| CDN | Netlify | Not detected |
| CMS | Not detected | Framer |
| Frameworks | Next.js, Tailwind CSS | Not detected |
| Analytics | Google Tag Manager | Fathom |
| Open source | Yes | Yes |
Product and pricing
| Measure | Deepgram | Ultravox.ai |
|---|---|---|
| Key features | Voice Agent API, Speech to Text API, Text to Speech API, Audio Intelligence API, Custom Models, Self-Hosted Deployment | Human-like Voice AI, Ultravox v0.5 Model, Enhanced Transcription Accuracy, Expanded Language Support, Direct Speech Consumption, Real-time APIs & SDKs |
Deepgram vs Ultravox.ai: common questions
Which is better, Deepgram or Ultravox.ai?
On our 0-100 score Deepgram rates higher (66/100 against 52/100). 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 21 data points above: read the rows that match what you are buying for.
How do Deepgram and Ultravox.ai compare on the numbers?
Deepgram leads on our overall score (66/100 against 52/100), domain rating (79/100 against 51/100), headcount (314 against 16), funding raised ($202M against $10.0M), LinkedIn following (38,140 against 5,687).
Read the full Deepgram review and pricing or the Ultravox.ai review and pricing. You can also browse other Deepgram alternatives we track.