Cartesia vs Deepgram: who uses which
Customers, public proof and the companies that use both.
On usedby, 39 companies use Cartesia and 45 use Deepgram. 4 companies use both, including Cresta, Daily, and Decagon. Deepgram leads among the Artificial Intelligence companies on usedby that use either tool.Latest check Oct 8, 2026: 81 of 84 public lines checked. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side.
Who uses Cartesia, Deepgram, or both
Every company with a public proof for at least one of the two tools.
35
use only Cartesia
4
companies use both
41
use only Deepgram
35 companies use only Cartesia, 41 use only Deepgram and 4 use both, out of the 80 companies on usedby that use at least one of them.
Where it lands
Newest customers
No new customer since tracking started on October 8, 2026.
Where it lands
Newest customers
We have not started tracking changes for Deepgram yet.
Who uses both
Companies with a confirmed or observed line on both tools.
| Company |
|---|
 Cresta |
 Daily |
 Decagon |
 VAPI |
By industry
Which tool the companies on usedby use, by industry. Shares of the companies on usedby that use Cartesia, Deepgram or both: a share of the companies on usedby, not of the market.
Cartesia onlyBothDeepgram only
More common with Deepgram
- Artificial Intelligence9 of the 11 Artificial Intelligence companies on usedby that use either tool use Deepgram, 2 of them alongside Cartesia.
- Sales Tech & CRM4 of the 5 Sales Tech & CRM companies on usedby that use either tool use Deepgram, 1 of them alongside Cartesia.
- Telecommunications5 of the 5 Telecommunications companies on usedby that use either tool use Deepgram.
Source: confirmed and observed usedby lines. Job-post signals, the weakest proof level, are left out of these shares.
Side by side
Facts from our data and from each vendor's public pages. Each line says where it comes from.
CartesiaDeepgramWhat customers report
Results as the vendor or the customer published them, with the source and the date.
Cartesia
Daily Bots delivers voice-to-voice latencies – including transport over the network – as fast as 500ms.
Daily
Vendor case study, cartesia.ai, published Sep 24, 2024
Goodcall achieves a 90 ms on average for time-to-first-audio
Goodcall
Vendor case study, cartesia.ai, published Oct 9, 2024
Deepgram
90%+ of conversations handled end-to-end by AI agents
Klubi
Vendor case study, deepgram.com, captured Oct 2, 2026
transcription on a 60-minute recording typically comes back from Deepgram in under 30 seconds
Flowtica
Vendor case study, deepgram.com, captured Oct 2, 2026
Questions about Cartesia and Deepgram
Which is used more, Cartesia or Deepgram?
Deepgram has more customers on usedby: 45 against 39 for Cartesia.
Do companies use both Cartesia and Deepgram?
Yes. 4 companies use both on usedby, including Cresta, Daily, and Decagon.
Who uses Cartesia?
39 companies on usedby, each with the public page that shows it. See who uses Cartesia.
Who uses Deepgram?
45 companies on usedby, each with the public page that shows it. See who uses Deepgram.
How does usedby count customers?
A company counts when a public page shows it: a vendor's customer page, a case study, a press release or a job post, most saved with a dated capture. Every line is a customer, at one of three proof levels: confirmed, observed or signal (a job post, the weakest). A company is named as using both tools when its lines on both are confirmed or observed.