Model Tracker
GPT-Realtime
GPT-Realtime is an AI model made by OpenAI. OpenAI released it on 28 August 2025. It is deprecated. It takes text, image, audio and returns text, audio.
GPT-Realtime is an AI model made by OpenAI. OpenAI released it on 28 August 2025. It is deprecated. It takes text, image, audio and returns text, audio. Its context window is 32,000 tokens. Its longest answer is 4,096 tokens. Its knowledge cutoff is 1 October 2023.
- Released
- 28 August 2025 — openai.com, read 19 October 2026
- Status
- Deprecated — developers.openai.com, read 19 October 2026
- Takes
- Text, Image, Audio — developers.openai.com, read 19 October 2026
- Returns
- Text, Audio — developers.openai.com, read 19 October 2026
- Open weights
- Not confirmed: The maker's pages consulted do not state whether GPT-Realtime has open weights.
- Licence
- Not confirmed: The maker's pages consulted do not state a licence for GPT-Realtime.
- Context window
- 32,000 tokens — developers.openai.com, read 19 October 2026
- Longest answer
- 4,096 tokens — developers.openai.com, read 19 October 2026
- Knowledge cutoff
- 1 October 2023 — developers.openai.com, read 19 October 2026
- API price, input
- Not confirmed: The maker publishes different input prices by modality, so there is no single input price per 1,000,000 tokens for this field: text is $4.00, audio is $32.00, and image is $5.00. Source: GPT-Realtime Model | OpenAI API. Quotes: "Input\n\n$4.00"; "Input\n\n$32.00"; "Input\n\n$5.00".
- API price, output
- Not confirmed: The maker publishes different output prices by modality, so there is no single output price per 1,000,000 tokens for this field: text is $16.00 and audio is $64.00. Source: GPT-Realtime Model | OpenAI API. Quotes: "Output\n\n$16.00"; "Output\n\n$64.00".
- Where
- API — developers.openai.com, read 19 October 2026
- Parameters
- Not confirmed: The maker's pages consulted do not publish a parameter count for GPT-Realtime.
- Model card
- https://developers.openai.com/api/docs/models/gpt-realtime — developers.openai.com, read 19 October 2026
Questions
When was GPT-Realtime released?
OpenAI released GPT-Realtime on 28 August 2025.
Is GPT-Realtime still available?
It is deprecated: OpenAI has announced the date it will retire it.
What is the context window of GPT-Realtime?
The context window of GPT-Realtime is 32,000 tokens, as OpenAI prints it.
What does GPT-Realtime take and return?
GPT-Realtime takes text, image, audio and returns text, audio.
What is the knowledge cutoff of GPT-Realtime?
The knowledge cutoff of GPT-Realtime is 1 October 2023.
More from OpenAI
- ada
- babbage
- babbage-002
- code-davinci-002
- computer-use-preview
- curie
- dall-e-3
- DALL·E
- DALL·E 2
- davinci
- davinci-002
- GPT-3.5 Turbo
- GPT-3.5 Turbo Instruct
- GPT-4
- GPT-4 Turbo
- GPT-4.1
- GPT-4.1 mini
- GPT-4.1 nano
- GPT-4.5
- GPT-4.5 Preview
- GPT-4o
- GPT-4o mini
- GPT-4o Mini Search Preview
- GPT-4o Mini Transcribe
Sources
- GPT-Realtime Model | OpenAI API (read 19 October 2026)
- Introducing gpt-realtime and Realtime API updates for production voice agents (read 19 October 2026)
- Deprecations | OpenAI API (read 19 October 2026)