Cartesia AI
Cartesia AI2
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What does Cartesia AI do?
Cartesia AI is a San Francisco-based startup that develops real-time generative AI models specifically for voice AI. Their flagship product, Sonic, is a voice model that generates expressive, lifelike speech with ultra-low latency, designed to improve the responsiveness of voice interactions. The company's technology is used to power voice agents across various sectors, including customer support, sales, and digital avatars.
What is Cartesia AI's Effective Domain Rating?
StartupHub's Effective Domain Rating for Cartesia AI is 87 out of 100, measuring real cross-surface visibility in search engines and AI answers rather than claimed link authority. That is underrated against its Ahrefs Domain Rating of 74, meaning it surfaces in search and AI results more than its claimed authority alone would suggest.
Is Cartesia AI trustworthy and reputable?
StartupHub's Data Trust & Reputation score for Cartesia AI is 60 out of 100, based on site security posture and privacy practices.
What is Cartesia AI's revenue?
StartupHub estimates Cartesia AI's annual revenue at $21.3M (range $13.8M to $110.7M, 62% confidence), based on comparable companies in the sector.
When was Cartesia AI founded?
Cartesia AI was founded in 2026.
What industry does Cartesia AI operate in?
Cartesia AI operates in Voice AI, Voice Agent, Conversational AI, Realtime Voice, Agentic AI, AI Agent.
How many employees does Cartesia AI have?
Cartesia AI has approximately 149 people on record.
Magicbricks is an existing large enterprise client utilizing Cartesia's platform for voice AI solutions.
Gupshup is an existing large enterprise client leveraging Cartesia's voice AI for conversational customer support.
One Point One Solutions, a BPO, is an existing large enterprise client using Cartesia's voice AI.
Grey Labs is an existing startup client working with Cartesia for conversational voice AI.
SpeakX is an existing edtech client that offers voice AI tutoring powered by Cartesia.
Supernova is an existing edtech client that offers voice AI tutoring powered by Cartesia.
Buyer fit inferred by StartupHub from what Cartesia AI sells and public signals about each company. Only rows badged "already a customer" are confirmed relationships.
Meta would gain advanced real-time voice AI capabilities and state-space model technology to enhance its existing platforms and develop new interactive experiences, similar to its acquisition of PlayAI.
Precedent: Acquired PlayAI, 2025
Microsoft could integrate Cartesia's real-time voice AI into its enterprise software, cloud services, and developer tools to offer more natural and efficient conversational interfaces.
Google could leverage Cartesia's state-space models and low-latency voice AI to enhance its Google Assistant, cloud AI services, and other conversational AI products.
NVIDIA, already an investor, could acquire Cartesia to further integrate its voice AI models with NVIDIA's AI hardware and software ecosystem, strengthening its position in the generative AI market.
Strategic fit inferred by StartupHub from each buyer's own acquisition history. No deal, approach or discussion is implied.
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An entrant is a company tagged Voice AI whose domain was first registered in the window, counted from registry records in the StartupHub directory. 19 of them registered in the last 30 days. Registry detection runs two to three weeks behind registration, so recent weeks are a floor.
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