TTS-1

ttsdeprecatedproprietary

Status: Deprecated · Succeeded by gpt-realtime-2.1-mini

Intelligence
Speed
Input price
$15/1M tokens
Output price
—

Capabilities

No supported capabilities recorded.

Details

Provider OpenAI
Creator openai
Familytts
Licenseproprietary
Statusdeprecated
Typetts
Input modalitiestext
Output modalitiesspeech
Open weightNo
Parameters—
Architecture—
Max chars—
Sample rate—
Voices—
Languages—
Release date—
Deprecation date
Retirement date
Successorgpt-realtime-2.1-mini
Sourceofficial

Endpoints

SpeechPOST
Convert text to spoken audiohttps://api.openai.com/v1/audio/speech

Pricing

Text tokensPer 1M tokens
InputCached inputOutput
Standard$15——
PricingPer 1M tokens
Use caseCost
Standard—$15

Family Comparison: tts

ModelMax charsSample rateVoicesLanguagesPricing
TTS-1————$15—
TTS-1 HD————$30—

API

GET/v1/models/openai/tts-1

TTS-1

deprecated

Status: Deprecated

tts-1
Changes · 7 entries
tts-1updateca7a400Nov 2, 2026, 03:02 AM
descriptionTTS is a model that converts text to natural sounding spo...→Status: Deprecated
statusactive→deprecated
pricingtiers[{"label":"Pricing","unit":"Per 1M tokens","columns":["Co...→[{"label":"Text tokens","unit":"Per 1M tokens","columns":...input$15
deprecation_date2026-10-01
retirement_date2027-01-06
successorgpt-realtime-2.1-mini
tts-1updateb2f45bfOct 29, 2026, 03:29 AM
descriptionTTS is a model that converts text to natural sounding spo...→Status: Deprecated
tts-1update2b89bf1Oct 2, 2026, 06:39 AM
statusactive→deprecated
deprecation_date2026-10-01
retirement_date2027-01-06
successorgpt-realtime-2.1-mini
tts-1update118451aSep 24, 2026, 07:08 AM
pricingtiers[{"label":"Pricing","unit":"Per 1M tokens","columns":["Co...→[{"label":"Text tokens","unit":"Per 1M tokens","columns":...input$15
tts-1update1cd659eMar 24, 2026, 04:19 AM
page_urlhttps://platform.openai.com/docs/models/tts-1→https://developers.openai.com/api/docs/models/tts-1
tts-1update2b100acMar 23, 2026, 05:30 AM
familytts
licenseproprietary
page_urlhttps://platform.openai.com/docs/models/tts-1
open_weightno
tts-1createb50649fMar 21, 2026, 11:58 PM