TTS-1 Deprecated

OpenAI Text to speech November 2023

TTS-1 is a model from OpenAI, listed under Text to speech. It was released in November 2023. Its headline price is $15.00 / 1M characters. It costs less than 88% of the 9 available models in its category. Prices as of Oct 22, 2026, from the provider's official pricing page.

This model is scheduled for retirement. Plan a migration.

Headline price
$15.00 / 1M characters

Current prices

ItemPrice
Price $15.00 / 1M characters

Checked against the provider page on Oct 22, 2026.

Price history

No price change recorded for this model yet.

How it compares

Price among Text to speechEvery available model in Text to speech with a comparable price. Further right costs more. Logarithmic scale: each step is ten times the last.
$20$50Grok Text to Speech: $15.00 / 1M charactersTTS-1 HD: $30.00 / 1M charactersEleven Flash / Turbo: $40.00 / 1M charactersEleven v4 Turbo: $40.00 / 1M charactersEleven v3 Conversational: $40.00 / 1M charactersEleven v4: $80.00 / 1M charactersEleven Multilingual v2: $80.00 / 1M charactersEleven v3: $80.00 / 1M charactersTTS-1: $15.00 / 1M characters$15.00 / 1M characters
Show data
ModelValue
Grok Text to Speech$15.00 / 1M characters
TTS-1 HD$30.00 / 1M characters
Eleven Flash / Turbo$40.00 / 1M characters
Eleven v4 Turbo$40.00 / 1M characters
Eleven v3 Conversational$40.00 / 1M characters
Eleven v4$80.00 / 1M characters
Eleven Multilingual v2$80.00 / 1M characters
Eleven v3$80.00 / 1M characters
TTS-1$15.00 / 1M characters

Alternatives

Same category, closest price, other providers first.

$15.00 / 1M characters

Compare

$40.00 / 1M characters

Compare
Eleven v4 Turbo ElevenLabs

$40.00 / 1M characters

Compare
Eleven v4 ElevenLabs

$80.00 / 1M characters

Compare

More from OpenAI

OpenAI
# Model Price Released Price change
1
$12.00 / 1M audio tokens Mar 20, 2025
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Frequently asked questions

How much does TTS-1 cost?

TTS-1 is priced at price $15.00 / 1M characters, according to OpenAI's published pricing (checked Oct 22, 2026).

Is TTS-1 still available?

It still works, but it is deprecated: OpenAI plans to retire it.

When was TTS-1 released?

TTS-1 was released in November 2023.

What is the API model ID for TTS-1?

Use tts-1 when calling the OpenAI API.

What are the alternatives to TTS-1?

Models in the same category at a similar price include Grok Text to Speech (xAI), Eleven Flash / Turbo (ElevenLabs), Eleven v4 Turbo (ElevenLabs) and Eleven v4 (ElevenLabs).