Model Tracker
GPT-Realtime-2.1 Mini
GPT-Realtime-2.1 Mini is an AI model made by OpenAI. OpenAI released it on 6 July 2026. It is generally available.
GPT-Realtime-2.1 Mini is an AI model made by OpenAI. OpenAI released it on 6 July 2026. It is generally available. It takes text, image, audio and returns text, audio. Its context window is 128,000 tokens. Its longest answer is 32,000 tokens. Through the API it costs $0.60 text tokens for input and $2.40 text tokens for output. Its knowledge cutoff is 30 September 2024.
- Released
- 6 July 2026 — developers.openai.com, read 16 October 2026
- Status
- Generally available — developers.openai.com, read 16 October 2026
- Takes
- Text, Image, Audio — developers.openai.com, read 16 October 2026
- Returns
- Text, Audio — developers.openai.com, read 16 October 2026
- Open weights
- Not confirmed: The maker's model page does not state whether this model's weights are open or downloadable.
- Licence
- Not confirmed: The maker's model page does not name a licence for this model.
- Context window
- 128,000 tokens — developers.openai.com, read 16 October 2026
- Longest answer
- 32,000 tokens — developers.openai.com, read 16 October 2026
- Knowledge cutoff
- 30 September 2024 — developers.openai.com, read 16 October 2026
- API price, input
- $0.60 text tokens — developers.openai.com, read 16 October 2026
- API price, output
- $2.40 text tokens — developers.openai.com, read 16 October 2026
- Where
- API — developers.openai.com, read 16 October 2026
- Parameters
- Not confirmed: The maker's model page does not publish a parameter count.
- Model card
- https://developers.openai.com/api/docs/models/gpt-realtime-2.1-mini — developers.openai.com, read 16 October 2026
Questions
When was GPT-Realtime-2.1 Mini released?
OpenAI released GPT-Realtime-2.1 Mini on 6 July 2026.
Is GPT-Realtime-2.1 Mini still available?
Yes: it is generally available, as OpenAI states it.
What is the context window of GPT-Realtime-2.1 Mini?
The context window of GPT-Realtime-2.1 Mini is 128,000 tokens, as OpenAI prints it.
How much does the GPT-Realtime-2.1 Mini API cost?
On the standard tier, GPT-Realtime-2.1 Mini costs $0.60 text tokens for input and $2.40 text tokens for output, as OpenAI lists it.
What does GPT-Realtime-2.1 Mini take and return?
GPT-Realtime-2.1 Mini takes text, image, audio and returns text, audio.
What is the knowledge cutoff of GPT-Realtime-2.1 Mini?
The knowledge cutoff of GPT-Realtime-2.1 Mini is 30 September 2024.
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Sources
- GPT-Realtime-2.1 Mini Model | OpenAI API (read 16 October 2026)
- Changelog | OpenAI API (read 16 October 2026)
- Pricing | OpenAI API (read 16 October 2026)
- Deprecations | OpenAI API (read 16 October 2026)