GPT-4o Transcribe Diarize
GPT-4o Transcribe Diarize is OpenAI's speech to text model with a 16K context window and up to 2K output tokens, available from 2 providers, starting at $2.50 / 1M input and $10.00 / 1M output. An ASR model built on GPT-4o with built-in speaker diarization, associating audio segments with distinct speakers in multi-party conversations.
| Specifications | |
|---|---|
openai-gpt-4o-transcribe-diarize | |
| Speech to Text | |
| Active | |
| OpenAI | |
| 16K tokens | |
| 2K tokens | |
| AudioText | |
| Text | |
| · 2 years ago | |
Capabilities
Input2/5
Text✓
Image·
Audio✓
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·
Pricing by Provider
US Dollar ($)
Per 1M tokens
| Provider | Standard | |||
|---|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Audio In $ / 1M | Audio Out $ / 1M | |
| $2.50 | $10.00 | $2.50 | N/A | |
| $2.50 | $10.00 | $2.50 | $10.00 | |
Cost Calculator
US Dollar ($)
Preset:
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| GPT-5.5 | 1.1M | $5.00 | $30.00 | Available | |
| GPT-5.4 Mini | 1.1M | $0.750 | $4.50 | Available | |
| GPT-5.4 Nano | 1.1M | $0.200 | $1.25 | Available | |
| GPT-5.4 | 1.1M | $2.50 | $15.00 | Available | |
| GPT-5.3 Codex | 400K | $1.75 | $14.00 | Available | |
| GPT-5.2 Codex | 400K | $1.75 | $14.00 | Available | |
| GPT-5.2 | 410K | $1.75 | $14.00 | Available | |
| GPT-5.1 | 410K | $1.25 | $10.00 | Available | |
| GPT-5.1 Codex | 400K | $1.25 | $10.00 | Available | |
| GPT-5.1 Codex Mini | 400K | $0.250 | $2.00 | Available | |
| GPT-4o Transcribe Diarize | — | 16K | $2.50 | $10.00 | Current |