HAIL.SO / DISPATCH · 2026-07-12 · COMPARE
FILE: COMPARE · 6 of 6 slots

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02

Speech to text

2 models
Soniox
Soniox STT Real-time v4
×
Speechmatics
Speechmatics Enhanced
×
$/min$0.002000$0.002150
$/min batch
Streaming
Realtime
Languages60+56+
Diarizationincludedincluded
TTFW
Verified2026-07-022026-07-02
Sourceprovider page ↗provider page ↗
03

Text to speech

4 models
Deepgram
Deepgram Aura 2
×
Smallest.ai
Lightning v3.1
×
Cartesia
Sonic 2
×
Rime
Rime Mist v3
×
$/1M chars$30.00$17.50$50.00$30.00
Voice qualityneuralneuralneuralneural
Voice cloning✓ included✓ included
Voice count21794
Languagesen, es, de, fr, nl, it, jaen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, oren, fr, de, es, pt, zh, ja, koen
SSML support
TTFB200ms90ms37ms
Output formatswav, mp3, linear16, mulaw, alaw, opuspcm, mp3, wav, ulaw, alaw
Verified2026-07-022026-07-022026-07-022026-07-02
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗