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Cartesia

cartesia.ai
OtherFreemium
Cartesia screenshot

Cartesia Sonic-3 is a real-time text-to-speech (TTS) API that generates natural and expressive voices, including laughter and emotions, in over 40 languages for AI agents and interactive applications.

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Gooble rating

Our editorial score for this tool.

★★★★★★★★★★
3.7/5

+Pros

  • ✓Generates natural, expressive voices with laughter and emotions.
  • ✓Supports over 40 languages, including Hindi.
  • ✓Features ultra-low latency for fast, fluid, and near-human conversational AI.
  • ✓Intelligently handles acronyms and initialisms.
  • ✓Scalable and reliable performance worldwide.

−Cons

  • ✕Specific pricing tiers are not detailed on the provided page.
  • ✕Customization options for voice characteristics beyond emotion are not explicitly mentioned.
  • ✕Requires integration via API, which might need developer resources.

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Added May 17, 2026