For developers building voice AI products, Cartesia is a speech-model company that ships ultra-low-latency text-to-speech and transcription (Sonic) plus a full voice-agent platform (Line) for teams that want the whole stack.
Measures earned, engagement-weighted share of voice across the GTM voices panel. Methodology →
Ranked #41 of 114 in GTM Developer Tools, holding flat this cycle.
Measures how easily your agents can build on it — API, MCP, CLI, SDK, docs depth. Methodology →
Grade A — ships API, MCP, SDK, and CLI; agents can build on it today.
Scaled-stage on our scale — 123 employees on record.
Founded 2023Funding $191MStatus Independent
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