Deepgram vs Retell AI
Deepgram vs Retell AI, compared side by side on 23 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 Retell AI on 63/100.
Where each one leads
Deepgram
- headcount: 314 against 35
- funding raised: $177M against $14.0M
- LinkedIn following: 38,140 against 20,979
Retell AI
- agent readiness: 61/100 against 49/100
At a glance
| Measure | Deepgram | Retell 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. | Voice AI agent platform handling more calls per second than the US 911 system, $60M ARR with a 35-person team. |
| Category | Neocloud, GPU, AI Foundation & Compute, AI Tools & Apps | Agentic AI, AI Agents, AI Voice Synthesis, AI Voice Cloning |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2015 | 2023 |
| Headquarters | San Francisco, United States | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | Deepgram | Retell AI |
|---|---|---|
| Employees | 314 | 35 |
| Total funding | $177M | $14.0M |
| Latest round | Series C | Seed |
| Valuation | $1.3B | Not published |
| LinkedIn followers | 38,140 | 20,979 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | Deepgram | Retell AI |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 66/100 | 63/100 |
| Traction | 60/100 | 66/100 |
| Team | 70/100 | 60/100 |
| Community | 8/100 | 8/100 |
| Search visibility | 64/100 | 48/100 |
| Quality | 68/100 | 68/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (49/100) | C (61/100) |
| Domain ratingLink authority, 0-100 | 79/100 | 76/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | Deepgram | Retell AI |
|---|---|---|
| Hosting | Netlify | Not detected |
| CDN | Netlify | Cloudflare |
| CMS | Not detected | Webflow |
| Frameworks | Next.js, Tailwind CSS | Not detected |
| Analytics | Google Tag Manager | Google Analytics 4, Google Tag Manager, Mixpanel, Linkedin Insight +1 more |
| Open source | Yes | No |
Product and pricing
| Measure | Deepgram | Retell AI |
|---|---|---|
| Key features | Voice Agent API, Speech to Text API, Text to Speech API, Audio Intelligence API, Custom Models, Self-Hosted Deployment | AI Voice Agent Platform, Auto-Sync Knowledge Base, Powerful Call Transfer, Easy Appointment Booking, IVR Navigation & Batch Calling, Compliance & Scalability |
Deepgram vs Retell AI: common questions
Which is better, Deepgram or Retell AI?
On our 0-100 score Deepgram rates higher (66/100 against 63/100). 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 23 data points above: read the rows that match what you are buying for.
How do Deepgram and Retell AI compare on the numbers?
Deepgram leads on headcount (314 against 35), funding raised ($177M against $14.0M), LinkedIn following (38,140 against 20,979). Retell AI leads on agent readiness (61/100 against 49/100).
Read the full Deepgram review and pricing or the Retell AI review and pricing. You can also browse other Deepgram alternatives we track.

