What's new
OP

GPT-4o Mini TTS

by OpenAI

text-to-speech API Available

Coverage still building

This page is live so the release is discoverable quickly, but it is not treated as a fully evaluated ranked model yet. Pricing, context, availability, and source notes may already be present while rankable benchmark evidence is still being collected.

Input Price

$12.00

per 1M tokens

Output Price

Free

per 1M tokens

Context Window

4.1K

tokens

Max Output

600

tokens

Quality Score

--

legacy score suppressed

Value Score

--

awaiting traceable quality method

Details

Provider
OpenAI
Released
20 Mar 2025
Speed
1 tok/s
Open Source
No
API Available
Yes
Pricing Source
openai.com/api/pricing

Notes

Instruction-following TTS; natural prosody

Regional Availability

Open availability board
API Provider baseline

OpenAI API access

OpenAI API access is limited to officially supported countries and territories.

Broad supported-country coverage across the UK, much of Europe, the Americas, Africa, Asia, and Oceania. The official article is the source of truth for the exact list.

Known available

United Kingdom United States Canada France Germany Japan
Last verified 09 Apr 2026, 20:49 UTC OpenAI Help Center

Price History

Blended price trend (input + 3×output / 4)

$3.00 → $3.00
↑ 0%
Date Input $/1M Output $/1M Change
22 Feb 2026 $12.00 Free —
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