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GPT-4o Transcribe Diarize

OpenAI
Model overview

gpt-4o-transcribe-diarize

A transcription model that identifies who is speaking when.

speechtranscriptionspeech to textvoice assistanttranscriptionenterprise access
CompareCompanyRankingsPublic signals
Representative version

gpt-4o-transcribe-diarize

CompanyOpenAI
ReleaseNot disclosed
Release typeModel release
ParametersNot disclosed
ArchitectureNot disclosed
ContextNot disclosed
Input modalitiesaudio / text
Output modalitiestext / structured_output
Tool use / function callingNot disclosed
Structured output / reasoningConfirmed: Structured output
Vision / audio / videoConfirmed: Audio
Open weights / LicenseNo open weights / license not applicable
openai-gpt-4o-transcribe-diarize-current · License not applicable
Vendor APIAvailable
GPT-4o Transcribe Diarize Model | OpenAI APIopenai-gpt-4o-transcribe-diarize-current · 2026-05-08
OpenRouterNot separately listed on OpenRouter
PricingOfficial pricing page
BenchmarkNo reliable public source
Public signalsNo reliable public source
Use casesvoice assistant / transcription / enterprise API / speech
Claim evidenceRelease eventGPT-4o Transcribe Diarize Model | OpenAI APIgpt-4o-transcribe-diarize
Model specs / weightsAll models | OpenAI APIGPT-4o Transcribe Diarize · gpt-4o-transcribe-diarize
OpenRouter

Pricing / context / availability

OpenRouterNot separately listed on OpenRouter
OpenRouter listingNot separately listed in the current OpenRouter public list
Mapped versiongpt-4o-transcribe-diarize
openai-gpt-4o-transcribe-diarize-current
PricingOfficial pricing page
ContextNot disclosed
Speed/LatencyNo reliable public source
Snapshot time2026-07-15T20:11:41.551Z
SourceView 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