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How Regal uses Cartesia

As published on cartesia.ai, August 2025. Captured by usedby on Oct 8, 2026.

What happened

Regal, an AI agent platform for enterprise calls, uses Cartesia's low-latency text-to-speech voices for its AI phone agents. The voices are used in production for lead qualification, appointment scheduling, inbound lead capture, collections, and confirmations.

Summary written by usedby from the source page, in English. The figures are those of Cartesia and Regal, not ours.

  • 97%“They support millions of calls per day with 97% containment across use cases like customer support, lead qualification, scheduling, and collections.”

They’ve already launched four Cartesia voices into production and are seeing adoption across a number of use cases. Regal customers are using these voices to provide warmth, energy, and empathy for agents handling lead qualification, appointment scheduling, inbound lead capture, collections, and confirmations.

From the page. cartesia.ai, captured Oct 8, 2026

What the story claims, and what we checked

We compared the story with its live page on Oct 8, 2026.

  • The passage quoted aboveCheckedCopied word for word from the page, near the name of Regal.
  • The publication dateCheckedRead from the page’s own metadata, never guessed.
  • Regal uses CartesiaCheckedConfirmed line. Latest check across sources: Oct 8, 2026.
  • The result itselfNot checkedWe quote it; we did not measure it.

Same company, same tool or same industry.

$500K/yr“$500K/yr saved in QA engineering and infrastructure costs”Regal uses QA Wolf. Another tool at Regal97%“97% faster resolutions and nearly 2x CSAT scores achieved for customers”Lorikeet uses Cartesia. Another customer of Cartesia2-3x“Cartesia’s Time-to-First-Audio (TTFA) is 2-3x faster than the next best provider on Retell’s platform.”Retell uses Cartesia. Another customer of Cartesia