GPT-4o mini TTS · 1M characters

Natural text-to-speech where tone and style can be steered with plain-language instructions.

What you get

• 1M characters for every unit you buy. Order several units to stack quota.
• A personal access key for gpt-4o-mini-tts, issued automatically once your order is completed.
• No shipping: delivery is digital, under My Account > Order History and by email.

Capabilities

• Text-to-speech
• Steerable voice

Best for

Voice assistants, narration, accessibility.

Quick start

from openai import OpenAI

client = OpenAI(api_key="YOUR_ACCESS_KEY", base_url="YOUR_BASE_URL")
audio = client.audio.speech.create(model="gpt-4o-mini-tts", voice="alloy", input="Hello there!")