# GPT Realtime models

GPT Realtime has 4 versions on record. The first released was GPT-Realtime-1.5 on 23 Feb 2026, the latest GPT-Realtime-2.1 Mini on 6 Jul 2026.

- Canonical: https://alexgetman.com/models/openai/families/gpt-realtime/

## Models

- [GPT-Realtime-2.1 Mini](https://alexgetman.com/models/openai/gpt-realtime-mini/): 128K
- [GPT-Realtime-2.1](https://alexgetman.com/models/openai/gpt-realtime-2-1/): 128K
- [GPT-Realtime-2](https://alexgetman.com/models/openai/gpt-realtime-2/): 128K
- [GPT-Realtime-1.5](https://alexgetman.com/models/openai/gpt-realtime-1-5/): 32K