99.99%
Uptime with enterprise-grade reliability
As published on cartesia.ai, November 2025. Captured by usedby on Oct 8, 2026.
What happened
Replicant, a contact center automation company, uses Cartesia's Sonic model to power the voice of its AI Voice Agents across industries such as retail, healthcare, insurance and travel. Sonic provides low-latency, natural-sounding speech and accurate pronunciation of alphanumeric data like order numbers and account IDs.
Summary written by usedby from the source page, in English. The figures are those of Cartesia and Replicant, not ours.
- 3–5דSonic’s ultra-low latency - 3–5× faster than other providers - keeps dialogue flowing naturally, ensuring Replicant’s AI agents respond as quickly and smoothly as a human would.”
Sonic’s ultra-low latency - 3–5× faster than other providers - keeps dialogue flowing naturally, ensuring Replicant’s AI agents respond as quickly and smoothly as a human would.
Cartesia’s team worked with us at record speed to create normalizers for all the common collection types that other providers consistently struggled with - for example spelling emails or phone or order numbers. We gave them a shoutout at our executive meeting due to how proactive their team was in adjusting to our ways of collecting information
What the story claims, and what we checked
We compared the story with its live page on Oct 8, 2026.
- The figure: 99.99%CheckedThe figure is on the page; its label is our wording.
- The passage quoted aboveCheckedCopied word for word from the page, near the name of Replicant.
- The publication dateCheckedRead from the page’s own metadata, never guessed.
- Replicant uses CartesiaCheckedConfirmed line. Latest check across sources: Oct 8, 2026.
- The result itselfNot checkedWe quote it; we did not measure it.




