GPT-4o Mini TTS

Name: GPT-4o Mini TTS
Author: OpenAI

ttsdeprecatedproprietary

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

Intelligence

Speed

Input price

$0.6/1M tokens

Output price

—

Snapshots

Capabilities

Show unsupported (13)

No supported capabilities recorded.

Model IDgpt-4o-mini-tts

ProviderOpenAI

Creatoropenai

Licenseproprietary

Statusdeprecated

Typetts

Input modalitiestext

Output modalitiesspeech

Open weightNo

Parameters—

Architecture—

Max chars—

Sample rate—

Voices—

Languages—

Release date2025-03-20

Deprecation date2026-10-01

Retirement date2027-01-06

Sourceofficial

SpeechPOST

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

Audio tokensPer 1M tokens

	Input	Cached input	Output
Standard	—	—	$12

Text tokensPer 1M tokens

	Input	Cached input	Output
Standard	$0.6	—	—

Model	Caps	Context	Max out	Pricing
GPT-4o Mini Audio	TS	128K	16K	$0.15$0.6
GPT-4o Mini Search Preview	JJMS	128K	16K	$0.15$0.6
GPT-4o Mini	TJJMSBF	128K	16K	$0.15$0.6
GPT-4o Mini Realtime	T	16K	4K	$0.6$2.4
GPT-4o Mini TTS	—	—	—	$0.6—
GPT-4o Mini Transcribe	S	16K	2K	$1.25$5
GPT-4o Audio	TS	128K	16K	$2.5$10
GPT-4o Search Preview	JJMS	128K	16K	$2.5$10
GPT-4o Transcribe Diarize	S	16K	2K	$2.5$10
GPT-4o Transcribe	S	16K	2K	$2.5$10
GPT-4o	TJJMSBF	128K	16K	$2.5$10
GPT-4o Realtime	T	32K	4K	$5$20

GET/v1/models/openai/gpt-4o-mini-tts