GPT Realtime 2.1
OpenAI · text, audio, image → text
GPT-Realtime-2.1 is a reasoning speech-to-speech model for the Realtime API, with tool use and configurable reasoning effort, improving on GPT-Realtime-2 in alphanumeric recognition, silence and noise handling, and interruption behavior.
Input$4 /M
Output$24 /M
Cache read$0.4 /M