# Who uses Cartesia? 39 companies use Cartesia on usedby: 36 confirmed, 3 observed and 0 signals. 10% of them are in Artificial Intelligence. Confirmed or observed customers include ServiceNow, Quora and Zomato. Latest check 2026-10-08: 39 of 39 companies checked, from 33 public sources. > Realtime voice AI models (Sonic TTS, Ink STT) and managed voice agents built on state space models. - Category: [Speech & Audio API](https://www.usedby.ai/tools/category/speech-audio-api.md) - Website: [cartesia.ai](https://cartesia.ai/) ## Customers Every line is a customer, at one of three proof levels: confirmed (a case study, a named quote or a press release), observed (the vendor shows the company on its own pages) or signal (a job post shows the company's employees use the tool, the weakest proof). The first public proof is the first public page we found, not an adoption date. | Company | Industry | Proof | First public proof | Source | |---|---|---|---|---| | [ServiceNow](https://www.usedby.ai/companies/servicenow.md) | IT Services & System Integration | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/servicenow), captured 2026-10-08 | | [Quora](https://www.usedby.ai/companies/quora.md) | Media & Publishing | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/quora), captured 2026-10-08 | | [Zomato](https://www.usedby.ai/companies/zomato.md) | Restaurants & Food Services | Observed | — | [cartesia.ai](https://www.cartesia.ai/), captured 2026-10-08 | | [Cresta](https://www.usedby.ai/companies/cresta.md) | Sales Tech & CRM | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/cresta), captured 2026-10-08 | | [11X](https://www.usedby.ai/companies/11x.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/11x), captured 2026-10-08 | | [2X Solutions](https://www.usedby.ai/companies/2x-solutions.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/2x-solutions), captured 2026-10-08 | | [ActOnCue](https://www.usedby.ai/companies/actoncue.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers), captured 2026-10-08 | | [AimAI](https://www.usedby.ai/companies/aimai.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/aimai), captured 2026-10-08 | | [Arini](https://www.usedby.ai/companies/arini.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/arini), captured 2026-10-08 | | [Assort Health](https://www.usedby.ai/companies/assort-health.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/assort-health), captured 2026-10-08 | | [Blue Machines](https://www.usedby.ai/companies/blue-machines.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers), captured 2026-10-08 | | [Bolna](https://www.usedby.ai/companies/bolna.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers), captured 2026-10-08 | | [Captions](https://www.usedby.ai/companies/captions.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/captions), captured 2026-10-08 | | [Cekura](https://www.usedby.ai/companies/cekura.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/cekura), captured 2026-10-08 | | [Cerebrium](https://www.usedby.ai/companies/cerebrium.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/cerebrium), captured 2026-10-08 | | [Ego](https://www.usedby.ai/companies/ego.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/ego), captured 2026-10-08 | | [Forethought](https://www.usedby.ai/companies/forethought.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/forethought), captured 2026-10-08 | | [Fundamento](https://www.usedby.ai/companies/fundamento.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers), captured 2026-10-08 | | [Goodcall](https://www.usedby.ai/companies/goodcall.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/goodcall), captured 2026-10-08 | | [Hello Patient](https://www.usedby.ai/companies/hello-patient.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/hellopatient), captured 2026-10-08 | | [LiveKit](https://www.usedby.ai/companies/livekit.md) | DevTools & Infrastructure | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/livekit), captured 2026-10-08 | | [Lorikeet](https://www.usedby.ai/companies/lorikeet.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/lorikeet), captured 2026-10-08 | | [Maven AGI](https://www.usedby.ai/companies/maven-agi.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/maven-agi), captured 2026-10-08 | | [Rasa](https://www.usedby.ai/companies/rasa.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/rasa), captured 2026-10-08 | | [Replicant](https://www.usedby.ai/companies/replicant.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/replicant), captured 2026-10-08 | | [Retell](https://www.usedby.ai/companies/retell.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/retell), captured 2026-10-08 | | [ROX](https://www.usedby.ai/companies/rox.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/rox), captured 2026-10-08 | | [Speko](https://www.usedby.ai/companies/speko.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/speko), captured 2026-10-08 | | [SuperDial](https://www.usedby.ai/companies/superdial.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/superdial), captured 2026-10-08 | | [Tavus](https://www.usedby.ai/companies/tavus.md) | Artificial Intelligence | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/tavus), captured 2026-10-08 | | [Telli](https://www.usedby.ai/companies/telli.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/telli), captured 2026-10-08 | | [Thoughtly](https://www.usedby.ai/companies/thoughtly.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/thoughtly), captured 2026-10-08 | | [toby](https://www.usedby.ai/companies/toby.md) | — | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/toby), captured 2026-10-08 | | [Together.ai](https://www.usedby.ai/companies/together-ai.md) | Artificial Intelligence | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/together-ai), captured 2026-10-08 | | [Sanas](https://www.usedby.ai/companies/sanas.md) | — | Observed | — | [cartesia.ai](https://www.cartesia.ai/), captured 2026-10-08 | | [Regal](https://www.usedby.ai/companies/regal.md) | Sales Tech & CRM | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/regal), captured 2026-10-08 | | [Daily](https://www.usedby.ai/companies/daily.md) | DevTools & Infrastructure | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers/daily), captured 2026-10-08 | | [VAPI](https://www.usedby.ai/companies/vapi.md) | Artificial Intelligence | Confirmed | — | [cartesia.ai](https://www.cartesia.ai/customers), captured 2026-10-08 | | [Decagon](https://www.usedby.ai/companies/decagon.md) | Artificial Intelligence | Observed | — | [cartesia.ai](https://www.cartesia.ai/), captured 2026-10-08 | ## Published results Reviewed stories only. A figure is the vendor’s or the customer’s claim, quoted with its label; usedby did not measure it. - [Daily](https://www.usedby.ai/case-studies/daily-cartesia.md): **500ms** Voice-to-voice latency of Daily Bots, including (Vendor case study, published 2024-09-24) - [Goodcall](https://www.usedby.ai/case-studies/goodcall-cartesia.md): **90 ms** Average time-to-first-audio, including model and network latency (Vendor case study, published 2024-10-09) - [Arini](https://www.usedby.ai/case-studies/arini-cartesia.md): **2× faster** Latency compared with Arini's previous voice (Vendor case study, published 2024-10-21) - [Tavus](https://www.usedby.ai/case-studies/tavus-cartesia.md): **less than 1 second** End-to-end latency of the Conversational Video (Vendor case study, published 2024-10-22) - [Cerebrium](https://www.usedby.ai/case-studies/cerebrium-cartesia.md): **under 500ms** End-to-end response time to user input (Vendor case study, published 2024-11-07) - [Hello Patient](https://www.usedby.ai/case-studies/hello-patient-cartesia.md): **13%** Potential savings on previous support costs (Vendor case study, published 2024-11-18) - [Assort Health](https://www.usedby.ai/case-studies/assort-health-cartesia.md): **+7%** Appointment bookings (Vendor case study, published 2025-01-29) - [toby](https://www.usedby.ai/case-studies/toby-cartesia.md): story without a checked figure. (Vendor case study, published 2024-08-20) - [Speko](https://www.usedby.ai/case-studies/speko-cartesia.md): story without a checked figure. (Vendor case study, published 2026-07-30) - [Ego](https://www.usedby.ai/case-studies/ego-cartesia.md): story without a checked figure. (Vendor case study, published 2024-11-04) - [LiveKit](https://www.usedby.ai/case-studies/livekit-cartesia.md): story without a checked figure. (Vendor case study, published 2024-12-15) - [Rasa](https://www.usedby.ai/case-studies/rasa-cartesia.md): story without a checked figure. (Vendor case study, published 2025-01-30) 12 of 28 stories shown. Every story: https://www.usedby.ai/case-studies ## Before you buy Read on Cartesia’s own pages; the quote was found on the cited page. | Fact | Value | Source | Checked | |---|---|---|---| | Security | PCI DSS, HIPAA, SOC 2 Type II | [trust.cartesia.ai](https://trust.cartesia.ai/) | 2026-10-08 | | Data processing terms | A data processing agreement is available. | [cartesia.ai](https://www.cartesia.ai/legal/dpa) | 2026-10-08 | | Free trial | Free trial or free plan available. | [cartesia.ai](https://www.cartesia.ai/pricing) | 2026-10-08 | | Pricing | Free: $0 /mo; Pro: $5 /mo; Startup: $49 /mo; Scale: $299 /mo; Enterprise: contact sales | [cartesia.ai](https://www.cartesia.ai/pricing) | 2026-10-08 | ## Alternatives - [Deepgram](https://www.usedby.ai/tools/deepgram.md): 45 public customers. Compare: https://www.usedby.ai/compare/cartesia-vs-deepgram.md - [LiveKit](https://www.usedby.ai/tools/livekit.md): 32 public customers. Compare: https://www.usedby.ai/compare/cartesia-vs-livekit.md - [Assembly AI](https://www.usedby.ai/tools/assembly-ai.md): 49 public customers. Compare: https://www.usedby.ai/compare/assembly-ai-vs-cartesia.md - [Recall](https://www.usedby.ai/tools/recall.md): 52 public customers. Compare: https://www.usedby.ai/compare/cartesia-vs-recall.md More: https://www.usedby.ai/alternatives/cartesia.md --- Source: https://www.usedby.ai/tools/cartesia · How we check: https://www.usedby.ai/methodology