Mar 20, 2025 · you are here
GPT-4o mini TTSNot publicly ranked · $0.6 / $12
GPT-4o mini TTS
Released Mar 20, 2025 — see all recent releases
Decision reading
GPT-4o mini TTS is tracked, but not publicly ranked yet. The profile exposes 0 sourced benchmark rows and leaves unsupported fields blank until a published record exists.
Data as of August 22, 2026 · How the score is built
Voice benchmark evidence
Audio Realism Benchmark is an owner-defined voice evaluation. Its result stays separate from BenchLM's weighted text-model ranking.
Owner rank
#8 of 12
Elo-style rating
1,014
BT uncertainty
±18.1
Win rate
42.4%
Battles
396
Avg. generation
1.99s
Provider API ID
gpt-4o-mini-tts
168 wins · 228 losses · owner snapshot 2026-08-18
Spec sheet
Each documented value carries its source. Missing fields stay visible as not sourced or not published, rather than disappearing from the page.
- API model ID
- gpt-4o-mini-ttsOpenAI GPT-4o mini TTS model documentation
- Context window
- 2KOpenAI GPT-4o mini TTS model documentation
- Maximum output
- Not sourced yet
- Knowledge cutoff
- Not sourced yet
- Input modalities
- Not sourced yet
- Output modalities
- Not sourced yet
- Parameters
- Not disclosed by the provider
- Availability
- Hosted speech-generation API.
- Cloud regions
- Not tracked yet
- Lifecycle
- Established
- API capabilities
- Tool calling, structured outputs, and batch support are not tracked yet
- Prompt caching
- Not documented in the pricing recordOpenAI GPT-4o mini TTS model documentation
- Self-host
- Weights are not published
- Rate limits
- Not tracked yet
Lineage
The sequence follows explicit supersedes links. Scores and prices remain blank when the corresponding public row or first-party rate is unavailable.
Base entry
How to read this profile
The visual layer above carries the decisions. These notes preserve the model, ranking, coverage, and family context behind the numbers.
We track GPT-4o mini TTS, but no weighted text-model benchmark result is published on the site yet. This page shows the metadata and separate protocol evidence we can verify now; a BenchLM score will appear only if compatible public evaluations land.
GPT-4o mini TTS is a proprietary model with a 2K context window. No explicit reasoning mode is documented in this profile.
Hosted speech-generation API.
This text-to-speech model is tracked through a separate voice-experience benchmark and does not participate in BenchLM's weighted text-model ranking.
The profile has no source-displayable benchmark row yet.
Frequently asked questions
How does GPT-4o mini TTS perform overall in AI benchmarks?
GPT-4o mini TTS does not have any source-displayable benchmark rows yet, so this profile does not assign a public score or rank. Documented specifications remain visible, while score-led charts and claims stay unavailable until a published evaluation can be attached to the exact model.
Does GPT-4o mini TTS have full benchmark coverage on BenchLM?
No. GPT-4o mini TTS currently has 0 source-displayable rows across 402 tracked benchmark slots. The profile exposes published, non-generated evidence and leaves missing categories blank until an exact evaluation is available. Coverage describes how much was measured; it is not a penalty added to an individual benchmark result.
What is the context window size of GPT-4o mini TTS?
GPT-4o mini TTS has a documented context window of 2K. That figure is the maximum combined prompt and retained-conversation space reported for this exact model; it is not the maximum output length. The profile keeps output limits separate because providers often publish those limits independently.
Last updated August 22, 2026. Runtime fields remain blank until a sourced snapshot exists.
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