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GPT-4o-mini TTS
GPT-4o-mini TTS, a text-to-speech model from OpenAI.
speechModelOverride: { model: "gpt-4o-mini-tts" }
OOpenAI·Released March 2025
Pricing
- Input
- $0.60 / 1M
- Output
- $2.40 / 1M
Specifications
- Context window
- 2,000 tokens
- Released
- March 2025
Parameters
Model options, passed in
speechModelOverride.config.| Parameter | Type | Default | Range / options |
|---|---|---|---|
voiceVoice to use in TTS | Select | alloy | alloyashcoralechofableonyx+3 |
instructionsControl the voice of your generated audio with additional instructions. | Prompt | — | — |
speedThe speed of the generated audio. (Default is 1.0) | Number | 1 | 0.25–4, step 0.05 |
response_format | Select | mp3 | mp3wav |
Voices · 9
Use this model
await mindstudio.textToSpeech({ text: "...", speechModelOverride: { model: "gpt-4o-mini-tts", config: { voice: "alloy", speed: 1, }, }, });