gpt-audio-1.5
Model overview
gpt-audio-1.5
The previous best voice model for audio in and audio out with Chat Completions.
audiospeechmultimodalvoice assistantenterprise access
Representative version
gpt-audio-1.5
| Company | OpenAI |
|---|---|
| Release | Not disclosed |
| Release type | Model release |
| Parameters | Not disclosed |
| Architecture | Not disclosed |
| Context | Not disclosed |
| Input modalities | text / audio |
| Output modalities | text / audio |
| Tool use / function calling | Not disclosed |
| Structured output / reasoning | Not disclosed |
| Vision / audio / video | Confirmed: Audio |
| Open weights / License | No open weights / license not applicable openai-gpt-audio-1-5-current · License not applicable |
| Vendor API | Available All models | OpenAI APIopenai-gpt-audio-1-5-current · 2026-05-08 |
| OpenRouter | Not separately listed on OpenRouter |
| Pricing | Official pricing page |
| Benchmark | No reliable public source |
| Public signals | No reliable public source |
| Use cases | voice assistant / enterprise API / audio and speech / speech |
| Claim evidence | Release / model specs / weightsAll models | OpenAI APIgpt-audio-1.5 |
OpenRouter
Pricing / context / availability
| OpenRouter | Not separately listed on OpenRouter |
|---|---|
| OpenRouter listing | Not separately listed in the current OpenRouter public list |
| Mapped version | gpt-audio-1.5 openai-gpt-audio-1-5-current |
| Pricing | Official pricing page |
| Context | Not disclosed |
| Speed/Latency | No reliable public source |
| Snapshot time | 2026-07-15T20:11:41.551Z |
| Source | View source |
Evidence gaps
Public display boundary
Parameter scale not disclosedRelease date not disclosedOpenRouter not separately verifiedNo reliable benchmark sourceNo public model-card activity countersNo linkable real reviewSpeed/latency not disclosed