← Speech-to-Text 
Deepgram
Flux
Measured 2026-08-04
* Conditional
Finalize includes Flux’s own turn decision — no forced finalize, no batch endpoint.
WER · batch
—
WER · stream
6.6%
WER · conversational
17.8%
Flux never emits EndOfTurn when a clip ends as the speaker stops; the transcript sits in the last Update, and ours discarded it — 52 of 70 clips came back empty until it was flushed on close.
Finalize
406ms
p50–p90 · us-east4 · n=30 · 2026-08-04
Time to first token
1.11s
p50–p90 · us-east4 · 2026-08-04
Cost / min
$0.0065
Flux English streaming pay-as-you-go. Vendor flags it as a limited-time promotional rate; flux-general-multi is $0.0078.
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