Text to Speech API

Voice models that turn text into natural speech. Prices are per character of input rather than per token.

13 available on LLM API · 15 listed

Model

Released

Input / 1M

Output / 1M

Context

Cartesia Sonic 3.5

Jun 16, 2026

$0.078/1K chars

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GPT-4o Mini TTS

Apr 19, 2026

$0.0006/1K chars

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Gemini 3.1 Flash TTS (Preview)

Apr 15, 2026

$0.004/1K chars

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Eleven v3

Jun 5, 2025

$0.12/1K chars

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Gemini 2.5 Flash Preview TTS

May 20, 2025

$0.002/1K chars

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Gemini 2.5 Pro Preview TTS

Apr 30, 2025

$0.004/1K chars

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Deepgram Aura 2

Apr 15, 2025

$0.03/1K chars

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Cartesia Sonic Turbo

Mar 11, 2025

$0.045/1K chars

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Cartesia Sonic 2

Mar 6, 2025

$0.065/1K chars

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Eleven Flash v2.5

Dec 18, 2024

$0.06/1K chars

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Eleven Turbo v2.5

Oct 13, 2024

$0.06/1K chars

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Deepgram Aura (Legacy)

Mar 12, 2024

$0.015/1K chars

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Eleven Multilingual v2

Aug 22, 2023

$0.12/1K chars

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Cartesia Sonic 3 (2026-01-12)

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$0.065/1K chars

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Cartesia Sonic 3

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$0.065/1K chars

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