CartesiaReleased May 4, 2026

Sonic 3.5

Provider endpoints0

Benchmark results1

Measured performance

Benchmark results

All leaderboards ↗

AA Provider Voice TTS Arena ↗Unversioned · provider native voices

1,190.63

Provider native voices · all categories · US + UK accents · 8 listed voices

95% CI 1,179.63–1,201.63 · n=3,812

Independent resultChecked Oct 22, 2026

Access & cost

Prices across providers

0 quotes

No listed provider price

Artificial Analysis Provider Voice Arena ↗

Model specifications

Developer: Cartesia
Modality: Audio
Context: Not reported
Maximum output: Not reported
Weights: Closed weights
Released: May 4, 2026
First discovered: Oct 16, 2026

Exact identities

aa-ttsbddcb936-9715-4242-a936-510d8f276e4c

Sources

Artificial Analysis Provider Voice Arena ↗

Updated Oct 22, 2026

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