← Speech-to-Speech
OpenAI
gpt-realtime-2
Tier 2 · 95% CI 0.83–0.89
Measured 2026-11-05
Run gpt-realtime-2 on Speko →One API, every model on this board.
Overall
0.86
Action
0.80
Booked before yes
6%
Call completion
100%
Task capability
0.89
First sound
1095ms
1620·—
Answer
1275ms
Audio price
$32 / $64 · 1M tok
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