← Speech-to-Speech 
OpenAI
gpt-realtime
Measured 2026-07-19
Run gpt-realtime on Speko →One API, every model on this board.
Overall
0.79
Action
0.84
Call completion
88%
Task capability
0.92
First sound
494ms
768·870
Answer
—
not measured
Audio price
$32 / $64 · 1M tok
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URL
https://benchmarks.speko.ai/s2s/openai-gpt-realtime