Model Tracker
GPT-4o Mini TTS
GPT-4o Mini TTS is an AI model made by OpenAI. OpenAI released it on 20 March 2025. It is deprecated. It takes text and returns audio.
In inglese
GPT-4o Mini TTS is an AI model made by OpenAI. OpenAI released it on 20 March 2025. It is deprecated. It takes text and returns audio. Its context window is 2,000 tokens. Through the API it costs $0.60 per 1M tokens for input and $12.00 per 1M tokens for output.
- Released
- 20 March 2025 — openai.com, read 16 October 2026
- Status
- Deprecated — developers.openai.com, read 16 October 2026
- Takes
- Text — developers.openai.com, read 16 October 2026
- Returns
- Audio — developers.openai.com, read 16 October 2026
- Open weights
- Not confirmed: The cited official model and product pages do not state whether the model’s weights are open.
- Licence
- Not confirmed: The cited official pages do not name a licence for this model.
- Context window
- 2,000 tokens — developers.openai.com, read 16 October 2026
- Longest answer
- Not confirmed: The cited official model page states a maximum input-token count but does not state a standard maximum output-token count.
- Knowledge cutoff
- Not confirmed: The cited official pages do not state a knowledge-cutoff date for this model.
- API price, input
- $0.60 per 1M tokens — developers.openai.com, read 16 October 2026
- API price, output
- $12.00 per 1M tokens — developers.openai.com, read 16 October 2026
- Where
- API — developers.openai.com, read 16 October 2026
- Parameters
- Not confirmed: The cited official pages do not publish the model’s parameter count.
- Model card
- https://developers.openai.com/api/docs/models/gpt-4o-mini-tts — developers.openai.com, read 16 October 2026
Questions
When was GPT-4o Mini TTS released?
OpenAI released GPT-4o Mini TTS on 20 March 2025.
Is GPT-4o Mini TTS still available?
It is deprecated: OpenAI has announced the date it will retire it.
What is the context window of GPT-4o Mini TTS?
The context window of GPT-4o Mini TTS is 2,000 tokens, as OpenAI prints it.
How much does the GPT-4o Mini TTS API cost?
On the standard tier, GPT-4o Mini TTS costs $0.60 per 1M tokens for input and $12.00 per 1M tokens for output, as OpenAI lists it.
What does GPT-4o Mini TTS take and return?
GPT-4o Mini TTS takes text and returns audio.
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Sources
- GPT-4o Mini TTS Model (read 16 October 2026)
- Changelog (read 16 October 2026)
- Introducing next-generation audio models in the API (read 16 October 2026)
- Deprecations (read 16 October 2026)