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ElevenLabs

eleven_v4_turbo

Measured 2026-09-28

Naturalness

1670

Win % · 95% CI

—

Drift

—

Synth p50

205ms

203–213 three-sweep p50

Robustness

0.90

Fined:

• minor · formatting · promptable — said “slash” out loud (45 of 49 transcripts)

→ we sent “Would you like the bar and/or dining menu?”

→ it said “Would you like the bar and slash or dining menu?”

• minor · times · promptable — said “slash” out loud (42 of 49 transcripts)

→ we sent “Meet at 8:45 a.m. PT / 11:45 a.m. ET.”

→ it said “Meet at eight forty-five a.m. Pacific time slash eleven forty-five a.m. Eastern time.”

Cost / 1M chars

$40.0

elevenlabs.io/pricing/api lists $0.04/1k, discounted 72% to $0.011/1k until 2026-10-12.

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