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Cartesia AI

Cartesia is an AI company building real-time, low-latency voice and audio generation models. Its Sonic models produce the most natural-sounding AI speech available, designed for voice agents, customer service automation, and real-time audio applications.

Offers

Compare the benefit, eligibility, and application steps for each offer. Last checked Sep 2, 2026.

  • 20% off with Cartesia AI through Mercury Perks

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    20% off 6 months. Use this promo to try our Text-To-Speech (TTS) model. It's incredibly fast (135 ms; 44.1kHZ audio) and supports instant voice cloning (only 10 seconds of audio needed), with ultra-realistic and expressive voice quality.

    Eligibility
    Mercury customers; see the source page for any additional vendor terms.
    How to access
    The recorded source is unavailable. Current availability requires review.

    Mercury Perks

  • Free voice AI platform access with Cartesia Startup Grants

    unknown

    Cartesia Startup Grants give qualifying founders free access to the Cartesia voice AI platform — build category-defining voice experiences with the world's fastest real-time voice AI at 90ms latency.

    Eligibility
    Direct apply at cartesia.ai/startups; no partner required
    How to access
    Available to eligible startups
    View offer

    Cartesia AI official program · Checked

Latest from Cartesia AI

The newest posts and videos from the vendor's own X, Threads, YouTube channel, blog, or changelog, newest first. Posts, videos, and headlines stay on the vendor's site.

  1. X postIntroducing Multilingual Voices:61 likes · 5 replies · 4.7K views
  2. X postWe regret to inform our AI researcher Ronald that AI has replaced him.72 likes · 6 replies · 66K views
  3. X postBeen talking with @krandiash about evaling voice for 2 years now: some wisdom from what they’ve invested in it 👇125 likes · 14 replies · 107 views
  4. X postWe're rigorous about model evals at Cartesia because there's no shortcut. Quality is multidimensional, and no single number captures it.95 likes · 15 replies · 42K views

What users say

Public posts and comments about Cartesia AI from across the web, newest first. Excerpts preserve the original wording and link to the full source.

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