HAIL.SO / DISPATCH · 2026-07-23 · COMPARE
FILE: COMPARE · 6 of 6 slots

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02

Speech to text

2 models
OpenAI
Whisper
×
Deepgram
Nova-3 Medical
×
$/min$0.006000$0.004800
$/min batch$0.004300
Streaming
Realtime
Languages99+en, en-US, en-AU, en-CA, en-GB, en-IE, en-IN, en-NZ
Diarizationunsupportedextra-cost
TTFW
Verified2026-07-192026-07-19
Sourceprovider page ↗provider page ↗
03

Text to speech

4 models
Rime
Rime Mist v3
×
Smallest.ai
Lightning v3.1
×
LMNT
LMNT Blizzard
×
Deepgram
Deepgram Aura 2
×
$/1M chars$30.00$17.50$50.00$30.00
Voice qualityneuralneuralneuralneural
Voice cloning✓ included✓ included
Voice count94217
Languagesenen, hi, es, mr, kn, ta, bn, gu, te, ml, pa, or31+en, es, de, fr, nl, it, ja
SSML support
TTFB37ms200ms
Output formatspcm, mp3, wav, ulaw, alawwav, mp3, linear16, mulaw, alaw, opus
Verified2026-07-192026-07-192026-07-192026-07-19
Sourceprovider page ↗provider page ↗provider page ↗provider page ↗