#06 / 9

PREMIUM BRAIN / CHEAP VOICE

Measured 2026-07-03

deepgram:nova-3 -> openai:gpt-4.1 -> cartesia:sonic-3.5

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PREMIUM BRAIN / CHEAP VOICE is measured here for comparison — it is not one of the models Speko routes.

Grounded

67%

Turns

4.3

$/call

$0.111

$/solve

$0.166

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